Environmental Change Network (ECN)
The ECN the UK's long-term, integrated environmental monitoring and research programme. It consists of a network of monitoring sites where they collect, analyse and interpret a wide range of long-term data. This include physical, chemical and biological datasets that are a unique national resource that is improving our understanding of how and why environments change.
There is one site in Wales, Yr Wyddfa, which is run and managed by Natural Resources Wales.