League of Conservation Voters
Political leanings: Pro-environment/liberal
2020 total spending: $42.3 million for the super PAC alone
The League of Conservation Voters is a 501(c)(4) nonprofit that works to defeat “anti-environment” candidates and elect politicians “who will implement sound environmental laws and policies,” according to its mission statement.
The group was founded in 1969 by activist David Brower, executive director of the Sierra Club in the 1950s and ’60s and founder of
