Despite climate science deniers' claims, Arctic sea ice coverage continued its below-average trend this year as the ice declined to its annual minimum on Sept. 17.
It's easy to take part, just grab your bikes, dress in Arctic white, and bring your friends.
Last year was one of the 10 warmest years on record, researchers from the National Oceanic and Atmospheric Administration said Tuesday. While the past 150 years have seen average temperatures rise 1.8 degrees Fahrenheit, 9 of the 10 hottest years on record have been since the 1990s—with 2012 ranking somewhere around 8 or 9.
No one listened to Jacob Sewall and Lisa Sloan when they published their study almost a decade ago, but we should have.