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Periodically active

Home River Bioblitz

No organization

11/02/2026

Water Education Biodiversity +2
The Home River Bioblitz is a world-wide citizen science project that invites river lovers to explore their local rivers, zooming into details they normally pass by. Each 3rd weekend of September, local organizers bring out their communi…
Global
106 0
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Active

IslandWatch

UNESCO Intergovernm…

10/02/2026

Water Biodiversity Climate +4
UNESCO's IslandWatch programme, launched on 28 May 2024 at the SIDS4 conference, builds upon the legacy of the Sandwatch initiative by expanding the scope of environmental monitoring to address a wider range of challenges, includin…
Global
109 0
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Be Resilient

UNESCO Man and the …

10/02/2026

Water South Africa Biosphere Reserves
The Be Resilient Citizen Science Programme aims at supporting UNESCO Biosphere Reserves to setup and manage…
Global
110 0
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Not yet started

Citizen Science River Overflow

INSIVUMEH

10/02/2026

Water Floods Space-time data +1
This project aims to encourage citizen participation in flood monitoring by recording
National
117 0
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Active

RiverWatch: a citizen-science approach to river pollution monitoring

Università per Stra…

09/02/2026

Water Computer vision Plastic +1
Under unprecedented pressure from urbanization and climate change, an ever increasing number of streams worldwide fails to meet good ec…
Macro-regional
119 0
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Spring Voluntary Monitoring

University of Latvia

09/02/2026

Water Groundwater Water governance +1
Global
141 1
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Citizen Science Engagement in Cauvery Delta

ATREE

08/02/2026

Water Kaverydelta Cauverydelta
The Cauvery Delta in Tamil Nadu, India, is one of the country’s most productive agricultural regions and supports thousands of farming households. However, the r…
99 0
Image for HARVEST: establisH A foRecast VErification dataSet Through citizen reports
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HARVEST: establisH A foRecast VErification dataSet Through citizen reports

Royal Meteorologica…

12/12/2025

Water Climate Floods +1
Since August 2019, users of the smartphone app of the Royal Meteorological Institute of Belgium (RMI) are able to send an observation of the meteorological conditions at a certain place and a certain time. The observations provide infor…
National
165 0
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AquaCoLab - Burgos

Universidad de Burg…

24/11/2025

Water Biodiversity Burgos +3
The project “AquaCoLab: collaborative laboratories and citizen science for monitoring the quality of freshwater systems” is a Citizen Science project developed by the University of Burgos in collaboration with the Spanish Foundation for…
Regional
175 0
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HydroCrowd

Justus Liebig Unive…

18/11/2025

Water Climate Water data +6
Climate change has a worldwide impact on water availability and the occurrence of extreme weather events like floods and droughts. Reliable weather and water data are urgently needed to inform sustainable water management and deve…
Global
220 0
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PreserVamos

No organization

13/11/2025

Water Education Biodiversity +6
PreserVamos is an Argentine citizen-science initiative focused on monitoring freshwater ecosystems such as rivers, streams, and lakes. It enables residents, students, and local communities to record environmental observations through a …
National
234 0
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Completed

Watermonsters

Waterland vzw

28/10/2025

Water quality Citizen science
Watermonsters by Waterland vzw was a large-scale citizen science initiative engaging citizens in Flanders and Brussels to measure the quality of local rive…
Sub-national
222 0
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CrowdWater

University of Zurich

27/10/2025

Water Biodiversity Climate +5
The CrowdWater project is investigating how the public can be involved in the collection of hydrological data, as well as what value the collected data can have for hydrological forecasts. For this, CrowdWater relies on the support of v…
Global
369 0
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Plastic Pirates - Go Europe!

No organization

01/10/2025

Ocean Water Marine +6
Plastic Pirates – Go Europe! is a citizen science initiative that engages school classes and youth groups (10 - 18 yo's) in surveying litter (macro and micro) along rivers and coastlines. Usi…
Macro-regional
484 0
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Active

RiverWatch

UNESCO Intergovernm…

27/09/2025

Water Education Climate +3
RiverWatch is UNESCO IHP’s initiative on citizen science in hydrology, designed as a broad framework for participatory engagement, education, and capacity-building around water-related challenges. It provides a systemic approach that em…
Global
887 0
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