Features related to carbon

Thousands of protestors gather at the National Mall in Washington calling on President Barack Obama to reject the Keystone XL oil pipeline from Canada, as well as act to limit carbon pollution from power plants and “move beyond” coal and natural gas, Sunday, Feb. 17, 2013. (AP Photo/Manuel Balce Ceneta)
February 20, 2013 | Blog

Sierra Club Executive Director Michael Brune responds to critics of the Forward on Climate coalition’s focus on the Keystone XL pipeline. Continue reading

Wildfires destroying homes in Colorado Springs, Colo. June 2012. (AP Photo/Gaylon Wampler)
July 19, 2012 | Q&A
Bill McKibben answers questions about his terrifying new article in this week's Rolling Stone.