Calling All Thinkers: We could definitely use some big ideas, some counter-conventional arguments, some original thinking. One way to get inspired is to read some bold thinking from the past.
Marine Mammal Protection: Sure, it could use an update. But the Marine Mammal Protection Act has achieved a lot. Here are 40 facts for its 40 years of existence (plus: a pretty great marine mammal photo gallery).
Polar Bear Possibilities: It looks grim, but can we save polar bears? Yes, says the world’s greatest polar bear researcher (and we need to if we want to save ourselves).
BONUS VIDEO: Watch Earthlings, a documentary about human dependence on—and abuse of—animals.