Ancient And Vulnerable: 25 Percent Of Sharks And Rays Risk Extinction

Rays “are actually worse off” than sharks, says a scientist who mostly blames fin soup and bycatch. Ancient And Vulnerable: 25 Percent Of Sharks And Rays Risk Extinction

Benjamin Barber: Why mayors should rule the world | Video on TED.com

It often seems like federal-level politicians care more about creating gridlock than solving the world’s problems. So who’s actually getting bold things done? City mayors. So, political theorist Benjamin Barber suggests: Let’s give them more control over global policy. Barber shows how these “urban homeboys” are solving pressing problems on their own turf — and […]