Ash trees across North America have been falling by the million to an invasive beetle from China, the emerald ash borer. Now scientists in New Hampshire and elsewhere are introducing another bug from China in a last-ditch effort to save some ash trees.
Beijing-based Tsering Woeser has been documenting Tibetan self-immolation protests online for the past few years. But she says Facebook has now deleted one of her posts, and not for the reasons of graphic content that they've given her.
Genetically Modified Organisms, or GMOs, are controversial around the world, sparking protests and marches. But a lawsuit among agricultural giants over GMOs is something few people would have predicted.
A deal signed by the US and China last month was not only the first major climate agreement that China has signed: It's also setting an example as the world prepares to hash out a new climate deal in 2015, giving much-needed momentum to talks currently taking place in Peru.