# Pilot In-Situ Data Collection Campaign Using Crowdsourcing for the CLMS Grassland Mowing Events and Dates Layers

- **Source:** TED · `502178-2025`
- **Buyer:** European Environment Agency (EEA)
- **Published:** 2025-07-31
- **Deadline:** 2025-09-30
- **Estimated value:** 500,000 EUR
- **CPV codes:** 72000000, 72300000
- **NUTS codes:** —
- **Notice type:** cn-standard / 16

## Description

Design and implement a pilot in-situ data collection campaign using crowdsourcing approaches, supporting the Copernicus Land Monitoring Service’s High Resolution Layers on Grassland Mowing Events and Dates (GRAME/GRAMD), with the aim to demonstrate the feasibility, data quality, and operational value of crowdsourced in-situ observations for future integration into CLMS production and validation workflows.

## Original notice

https://ted.europa.eu/da/notice/-/detail/502178-2025