Climate change and human activity are harming Antarctica and threatening wildlife from humpback whales to microscopic algae, more than 280 scientists and conservation experts say in urging protections for the icy region.
When Donnel Baird was in his twenties, he had twin passions, and he didn't want to choose between them. "I vowed that I was going to try to combine my passion for Black civil rights with trying to do something about climate change," he says.
Russia is home to world's largest forest area but logging and climate change are causing woodland to disappear at a rapid pace. Activist Marianna Muntianu is fighting back by with trees and mobile technology.
People have strong opinions about any new bike lanes in Pittsburgh. But there’s a new piece of bike infrastructure coming to the city, called the Neighborway, that seems like it will be an easier sell.