September 16, 2010; Source: Greenpeace | Social media sucks up a lot of juice. Researchers have found, for example, that with the energy required by two Google searches, you could boil a pot of tea (which was enough to prompt this author to switch to Ecosia).

So imagine what it takes to post a status update to Facebook, to add a friend, share a link or two, and the rest of your usual activities. Demand is so high that Facebook purchased its own data center, powered by coal. The environmentalists at Greenpeace and more than half a million Facebook friends reacted with a campaign that exemplifies some of the best nonprofit social marketing we've seen to date. Watch it below!

Cheeky clouds with lips? Endlessly cute, accessible, and share-worthy.—James David Morgan