As part of Earth Day (on Sunday) social networking site are running a competition that closes today! Submit a collection about an environmental issue you care about and a panel of judges, headed up by Vinod Khosla, will choose a winning collection on Earth Day.

How to participate
Submit a collection of articles, videos or images about an environmental issue or solution you feel passionate about. After submitting, you can continue to snip into your collection until 5:00 PM Eastern on Friday, April 20th.
Collections will be evaluated by depth of content, originality of thought, and votes (Facebook likes).
Environmental thought-leader and preeminent clean tech investor Vinod Khosla heads up our panel of judges. We'll name the winner on Earth Day (April 22nd).

So get snipping folks! Here's my entry.