Spain’s
environment industry,
in focus.

Contaminant Risk and Health Impacts

19.8% of this theme group

Researchers highlight uncertainties in assessing emerging contaminants and their effects on human health and ecosystems.

Risk assessment (141) · Contamination (168) · Human health (147) · Environmental impact assessment (149)

A review on emerging contaminants in wastewaters and the environment: Current knowledge, understudied areas and recommendations for future m

Addressing the Uncertainties in the Environmental Analysis, Modeling, Source and Risk Assessment of Emerging Contaminants

Environmental Monitoring and Management

19.2% of this theme group

Papers discuss frameworks for systematic monitoring and resource management to support planning and policy decisions.

Environmental monitoring (660) · Environmental resource management (209) · Environmental management system (79) · Environmental planning (134)

Environmental Monitoring in the Making: From Surveying Nature’s Resources to Monitoring Nature’s Change

Management and Organization of Environmental Monitoring Sites

Biodiversity and Habitat Monitoring

18.6% of this theme group

Studies focus on tracking species and ecosystem health using tools like environmental DNA and habitat assessments.

Biodiversity (155) · Ecosystem (142) · Environmental DNA (42) · Habitat (58)

Improving biodiversity monitoring

Monitoring Threatened Species and Ecological Communities

Water Quality and Hydrological Assessment

17.4% of this theme group

Works examine methods for evaluating surface and groundwater quality and the impacts of pollution on water systems.

Water quality (445) · Hydrology (113) · Groundwater (107) · Surface water (79)

Monitoring of Water Pollution and its Consequences: An Overview

Methodical approaches for the assessment of the quality of surface and groundwater in the system of environmental-meliorative monitoring

IoT and Sensor Networks for Monitoring

11.3% of this theme group

Research explores smart sensor and IoT deployments to enhance real‑time environmental data collection.

Wireless sensor network (123) · Environmental monitoring (279) · Internet of Things (60) · Remote sensing (70)

Advances in Smart Environment Monitoring Systems Using IoT and Sensors

Wireless Sensor Networks: a Survey on Environmental Monitoring

Air Pollution and Indoor Air Quality

8.1% of this theme group

Articles address measurement challenges and health implications of outdoor and indoor airborne pollutants.

Air quality index (205) · Air pollution (205) · Particulates (60) · Indoor air quality (36)

An overview of selected emerging outdoor airborne pollutants and air quality issues: The need to reduce uncertainty about environmental and

A review on estimating the effects of inhaling airborne pollutants and air quality monitoring

Microplastic Pollution in Aquatic Systems

5.7% of this theme group

Investigations review sources, distribution, and ecological risks of microplastics in marine and freshwater environments.

Microplastics (234) · Plastic pollution (87) · Pollution (92) · Marine debris (39)

Microplastics in Aquatic Ecosystems: A Review of Ecotoxicological Effects, Exposure Pathways and Trophic Transfer Risks

Microplastics: An Overview of Sources, Distribution, and Removal Methods

eDNA Limitations for Biodiversity Monitoring

17.4% of this theme group

Cautions focus on methodological challenges and interpretation issues when using environmental DNA for species surveys.

Biodiversity (36) · Habitat (28) · Environmental DNA (27) · Abundance (16)

The use of environmental DNA in monitoring aquatic biodiversity for conservation: a review of challenges and opportunities

Environmental DNA metabarcoding for monitoring fish biodiversity in remote lakes

Heavy Metal Contamination Risks

15.7% of this theme group

Papers warn about uncertainties in assessing metal toxicity and ecological impacts in soils and sediments.

Heavy metals (53) · Contamination (106) · Pollution (101) · Sediment (53)

Evaluation of Heavy Metal Levels and its Applications in Risk Assessment Indices in the Soils of Some Communities in Gokhana Local Governmen

Contamination Levels and Ecological Risk Assessment of Potentially Toxic Metals in Sediments of Eleyele Lake and Odo-Iyaalaro River, Nigeria

Water Quality Monitoring Gaps

15.4% of this theme group

Research highlights the need for improved continuous monitoring and assessment of emerging contaminants in water sources.

Water quality (130) · Hydrology (47) · Wastewater (29) · Groundwater (29)

Evaluation of Continuous Monitoring as a Tool for Municipal Stormwater Management Programs

Assessment of Physicochemical Characteristics and Emerging Contaminants in Selected Water Sources: Implications for Public Health and Enviro

Sensor and Software Deployment Challenges

15.1% of this theme group

Studies point out technical and integration hurdles in applying wireless and optical sensors for environmental monitoring.

Environmental monitoring (96) · Software deployment (27) · Wireless sensor network (12) · Environmental resource management (18)

Mathematical Modelling of Biosensing Platforms Applied for Environmental Monitoring

A Review of Optical Sensor Applications in Water, Atmospheric and Soil Environmental Monitoring

Pesticide and Microplastic Risk Assessment

14.8% of this theme group

Works caution against incomplete risk evaluations for chemicals and plastic particles affecting aquatic ecosystems.

Pesticide (49) · Microplastics (28) · Risk assessment (44) · Aquatic ecosystem (29)

Fluoroquinolones in the Wenyu River catchment, China: Occurrence simulation and risk assessment

Spatially\nExplicit Large-Scale Environmental Risk\nAssessment of Pharmaceuticals in Surface Water in China

Air Quality Sensor Accuracy Concerns

11.5% of this theme group

Articles discuss limitations of low‑cost and mobile sensors for reliably capturing pollutant variability.

Air pollution (81) · Air quality index (70) · Particulates (41) · Indoor air quality (14)

Using Mobile Monitoring and Atmospheric Dispersion Modeling for Capturing High Spatial Air Pollutant Variability in Cities

Development and Application of Low-Cost Environmental Sensors for the Evaluation of Ambient Air Quality and Related Emission Sources

Broad Environmental Risk Assessment Issues

10.1% of this theme group

Research calls for unified frameworks to better evaluate chemical hazards across ecosystems.

Environmental impact assessment (40) · Risk assessment (48) · Environmental risk assessment (14) · Environmental monitoring (31)

The use of diagnostic tools to assess the risks of chemicals to freshwater ecosystems: towards a unified evaluation framework

A systematic review and ecological risk assessment for organic ultraviolet filters in aquatic environments

Remote Sensing for Ecosystem Monitoring

26.4% of this theme group

Opportunities emphasize advanced satellite and aerial data to track environmental changes and resource use.

Environmental monitoring (819) · Remote sensing (149) · Environmental data (134) · Environmental resource management (118)

Quantitative remote sensing-based monitoring and evaluation of the ecological environment in mining areas: technology framework and applicat

Remote Sensing for Environmental Monitoring. Complex Modeling

Integrated Contaminant Monitoring and Modeling

18.9% of this theme group

Papers propose combining targeted and non‑targeted analyses to improve exposure assessment and risk prediction.

Contamination (215) · Microplastics (86) · Pollutant (173) · Pollution (199)

Exploiting monitoring data in environmental exposure modelling and risk assessment of pharmaceuticals

Monitoring of Environmental Contaminants in Mixed-Use Watersheds Combining Targeted and Nontargeted Analysis with Passive Sampling

eDNA‑Driven Multi‑Community Ecosystem Assessment

14.3% of this theme group

Research showcases the potential of environmental DNA to support large‑scale biodiversity monitoring and conservation planning.

Biodiversity (205) · Environmental DNA (153) · Ecosystem (128) · Habitat (82)

An Integrated Approach of Multi-Community Monitoring and Assessment of Aquatic Ecosystems to Support Sustainable Development

Data Sheet 1_Monitoring terrestrial rewilding with environmental DNA metabarcoding: a systematic review of current trends and recommendation

Real‑Time Water Resource Monitoring

13.3% of this theme group

Studies develop automated systems and models for continuous water quality and quantity management.

Water quality (437) · Hydrology (91) · Water resources (51) · Environmental monitoring (233)

Establishment of an Automatic Real-Time Monitoring System for Irrigation Water Quality Management

Modelling and monitoring of suspended matter in surface waters using remotely sensed data

Advanced Wireless Sensor Networks

9.4% of this theme group

Works explore novel network designs and key distribution methods to enhance environmental data collection.

Wireless sensor network (510) · Wireless (170) · Key distribution in wireless sensor networks (44) · Real-time computing (105)

Wireless Sensor Networks for Living Environment Monitoring

Development of a Wireless Sensor Network for Monitoring Environmental Condition on a Farmland

IoT‑Enabled Smart Environmental Intelligence

9.2% of this theme group

Research highlights cloud‑connected devices and microcontrollers for scalable, automated monitoring solutions.

Internet of Things (314) · Cloud computing (93) · Environmental monitoring (219) · Microcontroller (53)

Development of IoT for Automated Water Quality Monitoring System

IoT-Enabled Environmental Intelligence: A Smart Monitoring System

Sensor‑Based Urban Air Quality Monitoring

8.4% of this theme group

Papers present innovative sensor deployments for detailed tracking of particulate pollution in city environments.

Air quality index (326) · Air pollution (276) · Particulates (77) · Air monitoring (66)

Air quality monitoring in urban environments

Experimental evaluation of airborne pollutants using sensor-based monitoring

Madrid

49.9% across the displayed hubs

15 companies hiring · $6.1B disclosed funding

Barcelona

22.0% across the displayed hubs

1 companies hiring · $115.5M disclosed funding

Valencia

8.5% across the displayed hubs

3 companies hiring · $286.4M disclosed funding

Seville

5.3% across the displayed hubs

0 companies hiring · $1.9B disclosed funding

Zaragoza

5.0% across the displayed hubs

2 companies hiring · $132.4M disclosed funding

Pamplona

3.4% across the displayed hubs

1 companies hiring · $6.3M disclosed funding

Granada

2.9% across the displayed hubs

0 companies hiring · $0 disclosed funding

Alicante

2.9% across the displayed hubs

0 companies hiring · $1.6M disclosed funding