Just a few links I gathered some time ago when discussing the related topic:

"Has Russia Been Financing Western Environmentalism?" (2022) [0]

"Putin Is Funding Green Groups to Discredit Natural Gas Fracking" (2017) [1]

"German green group branded a Russian ‘puppet’ over Nord Stream II gas pipeline" (2021) [2]

[0]: https://www.gatestoneinstitute.org/18330/russia-funding-envi...

[1]: https://www.newsweek.com/putin-funding-green-groups-discredi...

[2]: https://www.thetimes.co.uk/article/german-green-group-brande...