Our picks for the week of Aug. 16-22:

Activism 2.0: Joining online communities really can create change. Read what our media columnist learned in the process.

Farm Aid: The concert that got America's attention in the '80s is returning to its roots. (Plus: Win two tickets to the show!)

Are wildfires getting worse? Translating Uncle Sam tackles this timely topic.

No child left inside: Environmental education gets a push in Congress.

Behind the scenes with Captain Planet: Catch this never-before-seen interview with the Captain himself.

How green is green enough?: One mom's mission to find a green preschool for her youngster.

Sustainable wedding lighting: Danielle introduces the concept in her latest Green Party video.

Ecollywood interview: Robin Williams is crazy for green transportation.