"A new study says the population of Adelie penguins in the Antarctic could drop dramatically in population by 2099 due to climate change. Megan Cimino, who headed the study, explains why."

"A blue whale found tangled in plastic rope off California has become a symbol for a little-known but growing hazard faced by the ocean's largest creatures along the U.S. Pacific Coast - commercial crab traps dotting the sea floor and drifting astray by the thousands."

"The ongoing crisis in Flint, Mich., has shined a spotlight on the public-health hazards that lead continues to pose in U.S. drinking water. In particular, it has led to renewed pressure to test for the problem in the nation’s schools, where millions of young children, the age group most vulnerable to lead poisoning, spend their days."

"The stink from Vietnam’s fish kill scandal — which left some 70 tons of dead fish scattered across the beaches of four of the country’s provinces and fishermen out of work — is symptomatic of something greater than worries about food security and the environment: access to information and the ability to distribute it."