
Mini Secchi app and disk
The mini Secchi disk is a small, circular disk that is used to measure the transparency of water. The Secchi disk is named after its inventor, an Italian astronomer named …
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COMPAIR
Pollution monitoring in the EU has a long history, and it’s one of the most comprehensive and advanced sources of evidence that exist in various environmental domains. Nevertheless, a few …

Transcribathon - Europeana Transcribe
Transcribathon is a crowdsourcing platform that offers the unique opportunity to enrich historical material from Europeana and become an integral part of their digitisation process. This digital material — scanned …

Stoepplanten - Sidewalk Plants
The Sidewalk Plants ((EN) / Stoepplanten (NL) citizen science project involves citizens monitoring plant species growing around their home, neighborhood or town as a whole. The goals is to find …

Heritage Quest
In this project we investigate the Utrechtse Heuvelrug, a heavily forested region in the Netherlands. Over the course of 2019, Heritage Quest has investigated the Veluwe with spectacular results (see …

iSpex
"Measurements by thousands of citizen scientists in the Netherlands using their smartphones and the iSPEX add-on are delivering accurate data on dust particles in the atmosphere that add valuable information …

Plastic Spotter
Download the CrowdWater app and register. Observe a canal or river, preferably from a bridge, and add your measurement location to the map. Share a picture of the water and …

Citizen Scientists Investigating Cookies and App GDPR compliance - CSI-COP
Regardless of background, a community of CSI-COP citizen scientists will be recruited from across Europe and beyond. A series of free-to-attend workshops and a MOOC will be developed with training …

Dark Sky Meter
The app (iPhone only) uses the camera to collect light at night. The aim is to provide a cheap alternative to expensive light meters, help (amateur) astronomers and ecologists. When …