Radar · Industry landscape · the United States
Environment Industry Landscape of the United States
14,818 Environment companies in the United States, in one picture: who is hiring, who is raising money, who founded them, where they are based, what the news is about, which skills employers want and where the research is going. Updated August 2026.
14,818companies tracked
$135.2Bdisclosed funding
1,272hiring right now
5,437events · 24 months
1,459,018news articles · 12 months
Who leads Environment in the United States
Shows the top Environment companies in the United States, highlighting hiring leaders, best‑funded firms, and the number currently hiring (1,272) and those that have disclosed a funding round (1,343).
open roles
Hiring now
ranked by live open roles
- 01
Clean Harbors13last posted Aug 2026
- 02
Veralto13last posted Aug 2026
- 03
Holtec International12last posted Jul 2026
- 04
USALCO12last posted Jul 2026
- 05
Anchorqea12last posted Jul 2026
- 06
Turner Construction12last posted Jul 2026
- 07
A. O. Smith12last posted Jul 2026
- 08
Core & Main12last posted Jul 2026
1,272 companies hiring · 15 posted in the last 30 days
disclosed funding
Most funded
disclosed totals, all rounds
- 01
Madison Air$10.9BSeries D · Apr 2026
- 02
Alpha Generation$6BConventional Debt · Oct 2025
- 03
Dominion Energy$4BGrant (prize money) · May 2025
- 04
TerraForm Power$3.7BConventional Debt · Oct 2019
- 05
SolarCity$3.6BPost IPO · Sep 2016
- 06
Vivint Solar$3.2BConventional Debt · Aug 2019
- 07
CFS$2.9BSeries B · Aug 2025
- 08
NextEra Energy$2.8BPost IPO · Feb 2025
1,343 companies with disclosed rounds · $135.2B total
revenue
Revenue leaders
official filings first, else latest snapshot
- 01
ENGIE$74.7BFY2022 filing
- 02
Kyocera$13.9Bsnapshot Mar 2024
- 03
Southern$8BFY2023 filing
- 04
- 05
Waste Management$6.2BFY2025 filing
- 06
NextEra Energy Resources$6.1BFY2026 filing
- 07
Duke Energy$5.9BFY2018 filing
- 08
109 companies with a revenue figure
headcount
Largest teams
ranked by tracked headcount
- 01
- 02
- 03
Republic Services40,000tracked employees
- 04
Emcor Group35,500tracked employees
- 05
- 06
- 07
Tetra Tech27,000tracked employees
- 08
DuPont24,000tracked employees
890 companies with headcount data
share of events
Share of voice
share of all tracked sector news events, 24 months
- 01
- 02
Uranium Energy2.5%165 tracked events
- 03
- 04
Waste Connections1.8%120 tracked events
- 05
Vistra1.8%118 tracked events
- 06
Casella1.7%114 tracked events
- 07
- 08
Renew Energy1.7%112 tracked events
6,562 tracked events across 528 companies
articles
In the news
Prism news coverage, last 12 months
- 01
- 02
- 03
Greenpeace1,772articles in the window
- 04
Oklo1,380articles in the window
- 05
- 06
- 07
- 08
EnergySolutions965articles in the window
376 of these companies drew sector coverage in the window
Radar
See all 14,818 Environment companies in the United States
Filter by funding, headcount, hiring and location, and export the list.
How the Environment ecosystem in the United States grew, 2016–2025
Lists how many Environment companies were founded each year from 2016 to 2025, noting the highest count of 463 in 2021 and the low of 19 in 2025.
Companies founded / year
new Environment companies in the United States
20162025
peak 463 in 2021
Companies raising / year
with a disclosed round that year
20162025
peak 227 in 2025
Disclosed funding / year
sum of disclosed rounds (USD)
20162025
peak $14.5B in 2018
Where Environment companies in the United States are based
Ranks U.S. cities by the number of Environment companies located there, with Houston leading at 275 firms followed by New York City and San Francisco.
Hub 01
Houston
275 Environment companies
20% of the Environment companies across these hubs
275companies
$12.3Bdisclosed funding
38hiring now
Hub 02
New York City
265 Environment companies
19% of the Environment companies across these hubs
265companies
$12.5Bdisclosed funding
27hiring now
Hub 03
San Francisco
179 Environment companies
13% of the Environment companies across these hubs
179companies
$5.8Bdisclosed funding
26hiring now
Hub 04
Austin
162 Environment companies
12% of the Environment companies across these hubs
162companies
$1.1Bdisclosed funding
16hiring now
generated artwork
Hub 05
Los Angeles
135 Environment companies
10% of the Environment companies across these hubs
135companies
$1.9Bdisclosed funding
9hiring now
Hub 06
San Diego
126 Environment companies
9% of the Environment companies across these hubs
126companies
$401.4Mdisclosed funding
14hiring now
Hub 07
Chicago
119 Environment companies
9% of the Environment companies across these hubs
119companies
$2.3Bdisclosed funding
13hiring now
Hub 08
Denver
108 Environment companies
8% of the Environment companies across these hubs
108companies
$595.3Mdisclosed funding
11hiring now
The Environment market map of the United States: what these companies actually do
Breaks down the main product sub‑categories and revenue models of Environment firms, showing enterprise tech (248) and fee‑for‑service (7,653) as the largest groups.
- Enterprise Tech248 companies · $11.3B raised · 34 hiring
- Deep Tech234 companies · $18.1B raised · 49 hiring
- Inc 5000179 companies · $3.8B raised · 47 hiring
- Consumer Digital90 companies · $2.4B raised · 10 hiring
- Enterprise Software59 companies · $158.6M raised · 9 hiring
- Circular Economy52 companies · $496.8M raised · 2 hiring
- Bio Based Construction Materials42 companies · $21.9M raised
- Solar Energy Tech39 companies · $2.6B raised · 9 hiring
- SaaS34 companies · $97.7M raised · 6 hiring
- Masschallenge Batches30 companies · $39.9M raised · 1 hiring
- Global 200021 companies · $9B raised · 5 hiring
- Fortune 50020 companies · $8.2B raised · 7 hiring
Monetization
How Environment companies make money
How many companies earn revenue each way. Plenty use more than one model, so the counts add up to more than the sector.
Fee-For-Service7,653
Physical Commerce3,651
E-Commerce - Product2,878
Commission on Transaction1,785
Advertising962
E-Commerce - Service884
Subscription745
Sponsorship83
Funding, M&A and the deals moving Environment in the United States
Counts corporate events over the past two years, totaling 5,437, with earnings releases (1,527) and mergers & acquisitions (746) being the most common types.
Earnings 1,527M&A 746Leadership 681Announcement 655Contracts 498Assets 375Funding 371Capital 144Lawsuit 111Regulatory 91
- M&AConsulting.us Arcadia, a Washington, DC-based provider of energy intelligence software for businesses, has agreed to acquire Engie Impact.2026-05-05
- FundingCrossBoundary Energy has secured a $40m investment to fast-track commercial and industrial (C&I) renewable energy solutions throughout sub‑Saharan Africa.2026-05-05
- M&AAlarian Associates, Inc., a New York based M&A firm, is exclusive financial advisor to The Amlon Group’s acquisition of Excel TSD of Tennessee, LLC, along with related entity, Waste Services, Inc.2026-05-02
- M&ACRH has announced a US$700m (EUR600m) acquisition of Axius Water, a US-based water treatment firm previously co-established by KKR.2026-05-01
- M&AERA Partners acquired an unspecified stake in the company in 20242026-04-30
- M&ARepublic Services received approval to acquire Robinson Waste Services2026-04-30
- M&AI Squared Capital announced it has acquired Oriden, a renewable energy development specialist, from Mitsubishi Power Americas in a tech M&A deal.2026-04-29
- M&AArcline Investment Management entered into a definitive agreement to acquire Hydraulics International Inc (HII), a US-based provider of ground support equipment, mobile test systems and specialized pumps serving aerospace, defense and industrial markets.2026-04-28
- M&ACitco Water has announced the acquisition of Pump & Process Equipment Inc and Legacy Environmental, in a move that strengthens its capabilities across the southeastern United States.2026-04-28
- FundingARGAN has announced the successful placement of its inaugural €500 million green bond.2026-04-23
Mergers and acquisitions
Deals from the last 24 months where a Environment company in the United States was the buyer or the one bought, newest first. “Undisclosed” means the price was never published — not that the deal was worth nothing.
| Acquirer | Target | Deal value | Status | Date |
|---|---|---|---|---|
| $130B | Announced | 2026-07-20 | ||
| CPP Investments and Global Infrastructure Partners | $6.2B | Announced | 2026-05-06 | |
| undisclosed | Announced | 2026-05-05 | ||
| undisclosed | Announced | 2026-05-02 | ||
| $700M | Announced | 2026-05-01 | ||
| undisclosed | Announced | 2026-04-30 |
Who is listing, hiring leaders, launching and winning work
Details specific event types such as IPO filings, leadership changes, product launches, and contract wins for Environment companies.
IPO pipeline
22 companies listed or filing · last 24 months
TerraCycleIPO chatter · 1 reportApr 2026
SOLV EnergyIPO · Nasdaq · MWH · 6 reportsFeb 2026
Hecate EnergySPAC · Nasdaq · HCTE · 1 reportJan 2026
Leadership moves
217 tracked people moves · last 12 months
Westinghouse ElectricDan Sumner · Appointment → President and Chief Executive OfficerApr 2026
SunLifeJoelle Edwards-Tonks · Appointment → Chief Executive OfficerApr 2026
Aspen PowerJorge Vargas · Departure — was Chief Executive OfficerApr 2026
ACT Power ServicesMax Isaacs · Appointment → Chief Operations and Safety OfficerApr 2026
Product launches
tracked launches · last 12 months
CarusUser Interface multilingual updateFeb 2026
Universal Recycling TechnologiesNexloop (Circular materials platform)Jan 2026
Argannew website (Website)Dec 2025
Husk Power SystemsPowering Prosperity (AI-enabled distributed energy resources platform)Nov 2025
Association of Plastic RecyclersAPR Recycling Demand Champions Program (Recycling Program)Nov 2025
Contract wins
246 customer wins · last 24 months
VivoPowerwon undisclosed clientApr 2026
Battery Solutionswon bydApr 2026
Enfinitywon Feralpi, ISAB, De Angeli, and Magis EnergiaApr 2026
US Strategic Metalswon Virtus MineralsApr 2026
Workforce actions
11 companies cutting roles · last 24 months
Spirit Services~100 roles reported · restructuringApr 2026
evergreen recycling~165 roles reported · lender actionFeb 2026
GAF Energy~138 roles reported · industry changesDec 2025
Phoenix Technologies~7 roles reported · facility closureDec 2025
PosiGenscale undisclosed · financial difficultiesNov 2025
SES~68 roles reported · cost reductionNov 2025
Regulatory & litigation
90 regulatory events · 39 tracked suits · 24 months
As You Sowsubmitted a comment letter to SEC to oppose proposed changes to Regulation S-K — SECApr 2026
- vineyard wind v ge vernovacontract termination dispute involving off-shore wind project · OngoingApr 2026
- Minnesota Attorney General Keith Ellison v Sun Badger Solar, other solar installers and advertisersconsumer protection violations · SettledApr 2026
Earnings pulse
companies reporting results · last 24 months
142 companies reporting1,655 company-quarters trackedbeat 340miss 163in line 30
Half of these companies grew revenue faster than +7.1%, half slower.
Who is building Environment in the United States
Profiles 2,999 founders and CEOs across 2,628 firms, noting frequent alma maters like Harvard (42) and common prior employers such as McKinsey (8).
Founders and chief executives12 of 2,999, from the best-funded companies on this page
ex-Brunner Furniture. Rose-Hulman Institute of Technology BS 2008, MIT PhD 2013
University of North Carolina at Chapel Hill JD 1998
Founder Sunnova Energy Corporation, ex- Founder SunCap Financial & Standard Renewable Energy, Enron Energy Services…
Ex-SkyGen Energy, he Deerpath Group, Arthur Andersen.
CEO Sustainable Power Group. University of Utah
Pine Gate Renewables, ex-Fls Energy, Indiana University Bloomington
Terrapower, ex-Westinghouse Electric, ex-Areva, Massachusetts Institute of Technology
Founder & CEO IBX, Gratia, X-energy, Intuitive Machines. The Catholic University of America BSc, The George Washington University MS
Ex-Green Mountain Power, KeyBank, State of Vermont.
Where the founders studied
alma mater on record for 360 of 2,999 founders
Harvard University42
Stanford University41
Massachusetts Institute of Technology41
Harvard Business School30
Yale University28
University of California (Berkeley)26
Cornell University20
Duke University17
Where they worked before
a previous employer on record for 33 of 2,999 founders
McKinsey8
Goldman Sachs5
Morgan Stanley4
Intel3
Google3
Airbnb2
Microsoft2
Amazon2
Founders flagged as repeat founders
of 2,340 founders with a profile on this page
9
carry a repeat-founder flag
- flagged as repeat founders9
- no repeat-founder flag2,331
Women and men among the founders
first names matched for 2,827 of 2,999 founders
12%
of matched founders are women
- women330
- men2,497
Inferred from first names, using 119 million people who state their own gender: a first name counts only where at least 20 of them share it and at least 90% of those share the same gender. The other 172 founders go in neither column.
Radar
Look up the people behind Environment companies in the United States
Search founders, executives and operators by company, role and location.
Who funds Environment in the United States
Summarizes 2,489 funding rounds since 2016 from 1,324 investors, with the typical round size around $1.8 million.
| Investor · most active investors since 2016 | Rounds | Led | Latest |
|---|---|---|---|
| OSTI | 172 | — | Dec 2025 |
| Europa | 123 | — | Mar 2024 |
| USGS | 51 | — | Dec 2025 |
| National Science Foundation | 49 | — | May 2025 |
| United States Department of Agriculture | 45 | — | Sep 2025 |
| DOE | 34 | — | Oct 2025 |
| America’s Seed Fund | 24 | — | Feb 2024 |
| Climate Capital | 23 | 13 | Mar 2025 |
| HHS | 17 | — | Aug 2025 |
| Techstars | 16 | 13 | Sep 2023 |
Stage mix · rounds since 2016
Seed & Angel604
Series A–B441
Series C+ / PE236
Grants, debt & other1,208
The typical round is $1.8M — half were bigger, half smaller.
The biggest Environment funding rounds in the United States
Highlights the largest disclosed funding round—Madison Air’s $10.9 billion Series D—and lists ten other large recent rounds.
| Company | Round | Size | When | Backers |
|---|---|---|---|---|
| Series Dmega-round | $10.9B | Apr 2026 | — | |
| Series Bmega-round | $1.8B | Dec 2021 | Bill Gates, George Soros, Tiger Global Management +27 more | |
| Series Dmega-round | $1B | Oct 2025 | CPP Investments | |
| Series Bmega-round | $863M | Aug 2025 | Brevan Howard, Morgan Stanley, Stanley Druckenmiller +33 more | |
| Series Fmega-round | $775M | Jan 2022 | Manulife Investment Management, Mountain Group Partners, Shell +1 more | |
| Series Cmega-round | $750M | Aug 2022 | SK | |
| Series Dmega-round | $700M | Nov 2025 | Jane Street, ARK Investment Management, Galvanize +9 more | |
| Series Dmega-round | $650M | Jun 2025 | NVentures, Hd-Hyundai | |
| Series Emega-round | $650M | Apr 2024 | Generate Capital, Hoopp, HESTA | |
| Series Emega-round | $500M | May 2016 | Goldman Sachs |
Venture round sizes · 2023–2025
<$1M90
$1–10M125
$10–50M70
$50–250M27
>$250M16
328 venture rounds with a disclosed amount in the window.
Fresh cheques · last 6 months
Conventional Debt$600MMay 2026
Conventional Debt$35MMay 2026
Grant (prize money)undisclosedMay 2026
Series B$340MApr 2026
PE$40MApr 2026
Seed$1.8MApr 2026
What the news says about Environment in the United States
Counts 1,459,018 news articles about the sector in the last year, most often covering international political relations, security policies, and trade agreements.
News volume
Environment coverage across United States · articles per quarter
2021Q22026Q1
peak 593,064 in 2025Q3 · 1,459,018 articles in the last 12 tracked months
Tone of coverage
share of articles by dominant sentiment (positive / neutral / negative)
202120232025
Positive-tone share moved 44% → 36%, negative 53% → 63% across 2021–2025.
What the coverage is about
The subjects that dominate Environment news in United States. The arrow shows whether each one is being written about more or less than a year ago.
- International political relations235,481▲+27%
- Security and defense policies169,279▲+53%
- Trade policies and agreements117,115▼-16%
- International relations and diplomacy106,490▲+10%
- Human rights advocacy reports92,807▼-14%
- Political satire and commentary83,599▼-17%
- Political asylum and refugee policies77,371▼-18%
- Diplomacy and international relations75,916▲+11%
- Media and politics71,955→+6%
- Political campaign strategies65,460▼-57%
Most-covered companies · last 12 months
- 2,298
- 1,869
- 1,772
- 1,380
- 1,205
- 1,088
- 1,062
- 965
- 780
- 749
376 Environment companies here were named in the news over this period.
Prism
Watch Environment coverage in United States as it happens
Prism follows these subjects story by story — which companies are named, what is said about them and how the tone moves.
Momentum
The words getting louder — and quieter
Which terms are showing up in more stories than a year ago, and which are fading. The percentage is the change in how many articles mention them.
national security strategy+102%multilateral diplomacy+46%summit diplomacy+51%misconduct investigations+69%investment deal+79%oil price volatility+145%aerial bombardments+72%stablecoin fx impact+148%sanctions policies+65%nuclear proliferation+136%
immigration courts-51%electioneering tactics-73%air quality standards-63%court nominations-40%tariff elimination schedule-43%
The pressures the press keeps returning to
Three recurring angles in United States Environment coverage, and whether each is getting more attention year on year (through 2025).
Regulatory Risk ▲ rising
1,361,005 articles touch this dimension · 61.1% critical tone
20212025
signals: tariff negotiations, free trade deals, monetary easing
Funding Momentum ▲ rising
315,286 articles touch this dimension · 52.9% critical tone
20212025
signals: public health funding, investment deal, seismic damage evaluation
Growth ▲ rising
355,992 articles touch this dimension · 42.6% critical tone
20212025
signals: earnings report, quarterly results, quarterly financials
Environment jobs in the United States: who is hiring and what they ask for
Reports 35,775 job postings from 1,206 employers in 12 months, with common skill requirements like Excel and AutoCAD and a median advertised salary of $80 k per year.
35,775postings · last 12 months
53,031postings tracked overall
1,206employers advertising
$80kmedian advertised salary/yr (n=4237)
Demand
The Skills Employers Ask For
What Environment employers in the United States put in their job ads. The bar is how many postings ask for it; the arrow shows whether demand grew or shrank against the year before.
- excel703▲
- microsoft office498▲
- autocad413▲
- word373▲
- project management255▲
- powerpoint245▲
- microstation226▲
- outlook200▲
- electrical engineering199▲
- civil engineering183▲
What level are these roles?
Entry1,971
Intern1,085
Senior4,475
Lead1,403
Manager8,320
What they pay, by level
- Manager$114k/yr (n=903)
- Senior$117k/yr (n=315)
- Entry$94k/yr (n=263)
- Lead$110k/yr (n=102)
- Intern$48k/yr (n=40)
Most advertised titles
- 276
- 194
- 186
- 180
- 170
- 169
What Environment research in the United States is working on
Lists 3,039 U.S. academic papers on the Environment sector, divided into identified problems (470), cautions (156), and opportunities (1,218).
How this field talks about itself
United States-affiliated Environment papers (gold) against all published research (grey)
Descriptive37.1% · 17.7%2.1×
Promising24.3% · 36.5%0.7×
Breakthrough15.8% · 26.5%0.6×
Problem-identifying15.4% · 9.8%1.6×
Cautionary5.1% · 4.5%≈ par
Comparative2.2% · 3.9%0.6×
United States-affiliated Environment literature runs 2.1× more “descriptive” than science at large (37.1% vs 17.7% baseline).
How the work is done
Empirical51.9%
Methods-led31.4%
Reviews12.3%
Position pieces4.3%
Theoretical0.1%
How the research reads
80% positive · 8% neutral · 12% negative, across 3,039 papers.
The institutions doing the work · United States
- 4k
- 4k
- 1k
- 1k
- 1k
- 1k
ranked by how often their work is cited
Leading researchers · United States-affiliated work
Laurent Lebreton · Joost van der Zwet · Jan-Willem Damsteeg · Boyan Slat · Anthony L. Andrady · Md Saydur Rahman · Krista M. Ruppert · Richard J. Kline
The most-cited breakthroughs
- Environmental sensor networks in ecological research · 165 cites
- State-of-the-art lab chip sensors for environmental water monitoring · 153 cites
- Measurement of Cyanobacterial Bloom Magnitude using Satellite Remote Sensing · 140 cites
- Detecting marine hazardous substances and organisms: sensors for pollutants, toxins, and pathogens · 140 cites
- Linking Public Participation in Scientific Research to the Indicators and Needs of International Environmental Agreements · 134 cites
Common problems researchers identify421 papers · 7 recurring themes
Problems · theme 01
Remote Sensing for Environmental Monitoring
82 papers · 19.5% of this block
▼ -19% share2022→2025 share of research on this subject
Researchers highlight gaps in using aerial and satellite data to track ecosystem changes and resource management.
Environmental monitoring · Remote sensing · Earth system science · Environmental resource management
“On the Use of Unmanned Aerial Systems for Environmental Monitoring”
82 of these papers raise it as a problem
Problems · theme 02
Health‑Focused Environmental Risk Assessment
75 papers · 17.8% of this block
▲ +37% share2022→2025 share of research on this subject
Papers point to insufficient tools for evaluating toxic impacts on human health and hazardous waste threats.
Risk assessment · Human health · Environmental impact assessment · Hazardous waste
“Effect-Based Tools for Monitoring and Predicting the Ecotoxicological Effects of Chemicals in the Aquatic Environment”
75 of these papers raise it as a problem
Problems · theme 03
Water Quality Monitoring Challenges
71 papers · 16.9% of this block
▼ -5% share2022→2025 share of research on this subject
Studies flag limitations in current methods for assessing groundwater, wastewater, and pollutant mixtures.
Water quality · Groundwater · Hydrology · Wastewater
“Recent advances in nanomaterials for water protection and monitoring”
71 of these papers raise it as a problem
Problems · theme 04
Marine Debris and Microplastic Surveillance
61 papers · 14.5% of this block
▲ +31% share2022→2025 share of research on this subject
Authors note the need for better sampling and long‑term programs to track plastic and algal bloom hazards.
Marine debris · Aquatic ecosystem · Microplastics · Sampling
“Integrative monitoring strategy for marine and freshwater harmful algal blooms and toxins across the freshwater-to-marine continuum”
61 of these papers raise it as a problem
Problems · theme 05
Biodiversity Monitoring and Citizen Science
59 papers · 14.0% of this block
▼ -16% share2022→2025 share of research on this subject
Works emphasize inconsistencies in data collection and coordination for large‑scale ecosystem observation.
Biodiversity · Environmental resource management · Citizen science · Ecosystem
“NABat: A top-down, bottom-up solution to collaborative continental-scale monitoring”
59 of these papers raise it as a problem
Problems · theme 06
Pathogen and Pandemic Environmental Tracking
40 papers · 9.5% of this block
▼ -57% share2022→2025 share of research on this subject
Research reveals gaps in detecting airborne and waterborne disease agents for early warning systems.
Warning system · Pandemic · Outbreak · Infectious disease
“Monitoring airborne inoculum for improved plant disease management. A review”
40 of these papers raise it as a problem
Problems · theme 07
Air Quality Sensor Deployment Issues
33 papers · 7.8% of this block
▲ +13% share2022→2025 share of research on this subject
Papers discuss shortcomings in sensor accuracy, coverage, and data integration for particulate monitoring.
Air quality index · Air pollution · Air monitoring · Particulates
“Electrochemical Sensors for Air Quality Monitoring”
33 of these papers raise it as a problem
Cautions149 papers · 4 recurring themes
Cautions · theme 01
eDNA Monitoring Methodological Limits
48 papers · 32.2% of this block
▲ +15% share2022→2025 share of research on this subject
Authors caution about sampling design, detection bias, and interpretation challenges in DNA‑based biodiversity surveys.
Environmental DNA · Biodiversity · Citizen science · Environmental resource management
“Past, present, and future perspectives of environmental DNA (eDNA) metabarcoding: A systematic review in methods, monitoring, and applicatio”
48 of these papers raise it as a problem
Cautions · theme 02
Passive Sampler Reliability Concerns
43 papers · 28.9% of this block
▲ +9% share2022→2025 share of research on this subject
Studies warn of variability and uncertainty when using passive devices for water contaminant monitoring.
Risk assessment · Water quality · Environmental monitoring · Contamination
“Performance of passive samplers for monitoring estuarine water column concentrations: 1. Contaminants of concern”
43 of these papers raise it as a problem
Cautions · theme 03
Low‑Cost Air Pollution Sensors Accuracy
32 papers · 21.5% of this block
▲ +14% share2022→2025 share of research on this subject
Researchers highlight calibration and data quality issues with inexpensive particulate monitoring technologies.
Air pollution · Air quality index · Environmental monitoring · Particulates
“Monitoring Particulate Matter with Wearable Sensors and the Influence on Student Environmental Attitudes”
32 of these papers raise it as a problem
Cautions · theme 04
Complex Contaminant Analysis Risks
26 papers · 17.4% of this block
▼ -4% share2022→2025 share of research on this subject
Works point out difficulties in detecting and interpreting emerging pollutants and seasonal toxicity patterns.
Contamination · Pollutant · Effluent · Pollution
“Going Beyond the Analysis of Common Contaminants: Target, Suspect, and Non-Target Analysis of Complex Environmental Matrices by High-Resolut”
26 of these papers raise it as a problem
Opportunities1,111 papers · 7 recurring themes
Opportunities · theme 01
Integrated IoT Platforms for Monitoring
271 papers · 24.4% of this block
▼ -20% share2022→2025 share of research on this subject
Opportunities focus on linking sensors, remote sensing, and data streams for real‑time environmental management.
Environmental monitoring · Systems engineering · Remote sensing · Environmental data
“An integrated system for urban environmental monitoring and management based on the Environmental Internet of Things”
Opportunities · theme 02
Advanced Chemical Sensing for Contaminants
242 papers · 21.8% of this block
▼ -23% share2022→2025 share of research on this subject
Papers explore novel sensors and combined analytical approaches to detect pesticides and hazardous substances.
Contamination · Environmental chemistry · Pesticide · Environmental monitoring
“Detecting marine hazardous substances and organisms: sensors for pollutants, toxins, and pathogens”
Opportunities · theme 03
eDNA for Habitat and Species Tracking
184 papers · 16.6% of this block
▼ -4% share2022→2025 share of research on this subject
Research highlights the potential of DNA metabarcoding to monitor biodiversity across aquatic and terrestrial habitats.
Biodiversity · Environmental DNA · Habitat · Ecosystem
“Environmental DNA (eDNA) for monitoring marine mammals: Challenges and opportunities”
Opportunities · theme 04
Multi‑Objective Air Quality Network Design
135 papers · 12.2% of this block
▲ +13% share2022→2025 share of research on this subject
Studies propose optimized sensor layouts that balance environmental, economic, and social performance metrics.
Air quality index · Air pollution · Air monitoring · Particulates
“A multi-objective assessment of an air quality monitoring network using environmental, economic, and social indicators and GIS-based models”
Opportunities · theme 05
Smart Water Quality Sensor Systems
119 papers · 10.7% of this block
▲ +5% share2022→2025 share of research on this subject
Works present ICT‑driven, high‑resolution sensors for continuous monitoring of surface and groundwater quality.
Water quality · Hydrology · Environmental monitoring · Surface water
“Recent Advances in Information and Communications Technology (ICT) and Sensor Technology for Monitoring Water Quality”
Opportunities · theme 06
Remote Sensing of Harmful Algal Blooms
83 papers · 7.5% of this block
▼ -8% share2022→2025 share of research on this subject
Papers demonstrate satellite and proximal sensing techniques to predict and manage cyanobacterial bloom events.
Algal bloom · Coral reef · Coral · Bloom
“Satellite monitoring of cyanobacterial harmful algal bloom frequency in recreational waters and drinking water sources”
Opportunities · theme 07
Low‑Power Wireless Sensor Networks
77 papers · 6.9% of this block
▼ -18% share2022→2025 share of research on this subject
Research showcases energy‑efficient network designs for scalable, real‑time environmental data collection.
Wireless sensor network · Wireless · Environmental monitoring · Software deployment
“Design and implementation of low-power wireless sensor networks for environmental monitoring”
Which of these themes are growing fastest
Tracks the changing share of research themes in the global literature on the Environment sector from 2022 to 2025.
Problems
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Health‑Focused Environmental Risk Assessment▲+37%
Marine Debris and Microplastic Surveillance▲+31%
Air Quality Sensor Deployment Issues▲+13%
Water Quality Monitoring Challenges▼-5%
Biodiversity Monitoring and Citizen Science▼-16%
Remote Sensing for Environmental Monitoring▼-19%
Pathogen and Pandemic Environmental Tracking▼-57%
Cautions
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
eDNA Monitoring Methodological Limits▲+15%
Low‑Cost Air Pollution Sensors Accuracy▲+14%
Passive Sampler Reliability Concerns▲+9%
Complex Contaminant Analysis Risks▼-4%
Opportunities
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Multi‑Objective Air Quality Network Design▲+13%
Smart Water Quality Sensor Systems▲+5%
eDNA for Habitat and Species Tracking▼-4%
Remote Sensing of Harmful Algal Blooms▼-8%
Low‑Power Wireless Sensor Networks▼-18%
Integrated IoT Platforms for Monitoring▼-20%
Advanced Chemical Sensing for Contaminants▼-23%
Prism
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About this data: built from Fliar's company, founder, funding, hiring, jobs, news and research trackers, covering the United States. Counts are of companies we track, not of every company that exists. Updated August 2026.
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