When offered a 1-in-10,000 chance of winning $1,000 instead of a guaranteed 10 cent refund, people recycled 47% more bottles.

Researchers propose a shipboard system combining limestone and seawater to convert CO2 from ship exhaust into highly stable ...

A new paper offers a roadmap for integrating crop resilience and carbon mitigation into national and global climate ...

One of the most troubling paradoxes of trying to save endangered species is when other animals are killed. Wolves are shot in Canada to rescue ailing caribou. Barred owls are shotgunned in Pacific ...