You can keep up with environmental news by subscribing to these newsletters and advocacy organizations. These are the ones I like the most:

Ecowatch A daily survey of environmental news
Grist An independent environmental news organization

National Resources Defense Council fights for the environment in the courts and lets you be a part of the action
Treehugger Focuses on personal ecological sustainability
YaleEnvironment360 Weekly reports on environmental research
Enjoy the spring and keep caring for creation!
Elliott