A Russian warplane taxies at Hemeimeem airbase in Syria. Advocates say a no-fly zone would keep Syrian aircraft from attacking anti-government rebels and endangering civilians, which might allow Syrians to feel safe enough to stay put. Vladimir Isachenkov/AP hide caption

Beijing's chronic high pollution has forced residents to adjust to living with the haze. China is the world's biggest greenhouse gas emitter, but until recently, the government treated air pollution and climate change as separate issues, saying climate change was a Western problem. Andy Wong/AP hide caption

Some health workers in Liberia had stopped using the protective gear that was part of the Ebola routine. The photo above is from 2014, when the epidemic was at its peak. David P. Gilkey/NPR hide caption

Though it's considered a classic Midwestern dish, Green Bean Casserole was actually born in a Campbell's test kitchen in New Jersey 60 years ago. Love it or loathe it, the dish has come to mean more than just a mashup of processed food. Bill Hogan/TNS /Landov hide caption

Adele's new album, 25, is out now. Alasdair McLellan/Courtesy of the artist hide caption

Arlo, an 11-year-old Apatosaurus, is swept away by a raging river in the Pixar film The Good Dinosaur Pixar hide caption