Incredible visualization of the size of the wave triggered by the Japanese tsunami.

To see the extent of the damage look at these insane photos from The Atlantic.

Donate to an organization mobilizing in response to this disaster here.

From SolveClimateNews.com.

Great article by Richard Florida in The Atlantic on the geography of gun violence in the US. Here's a fascinating chart showing the correlation between gun deaths and various social and political factors (nb: correlation does not imply causation):

You really should read the whole thing.

You can buy the poster here.

From Flowtown.

From TheBigWild.org.

It's a small world after all (so long as you don't count Central Asia or most of Africa). This is pretty incredible though, a demonstration of just how much Facebook helps us stay connected across the globe. Each of these lines indicates friendships between cities, with the colour indicating weight. Find out how it was made (by a Facebook intern) here.

The insiders account.