The area within which all surface water flows to one place. Most often that place is a hydrographic object, for example: a river, a lake, a wetland, etc. The catchment is the basic hydrographic unit.
Every inch of land on the Earth is a part of a catchment.
Source: http://www.catchmentguidelines.org.mw/en/catchment-management/what-catchment
This project (EDU-ARCTIC) has received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement No 710240. The content of the website is the sole responsibility of the Consortium and it does not represent the opinion of the European Commission, and the Commission is not responsible for any use that might be made of information contained.
