A flip-flop discarded in Thailand finds its way to Hawaii, and a bottle cast off from Japan's tsunami is soon Alaska's beach litter. With stunning visual impact and an astonishing array of ocean trash, internationally recognized artists create works...

In October 2012, an international and multidisciplinary team of experts conducted a rapid social and biological inventory of the Ere, Campuya, and Algodon watersheds of northern Amazonian Peru. Team members working on the social inventory studied the...