Time to Stop a Bad IdeaThe Sierra Club is proud to support Native American allies who are trying to protect their water and ancestral lands from the dangerous Dakota Access oil pipeline. Join Team SierraStand with us by doing what YOU like best—hiking, baking, dancing, or using upcoming celebrations like the holidays to ask for donations. Victory: Arctic and Atlantic Oceans Off Limits to Big OilThank President Obama for protecting the Arctic and Atlantic Oceans, and continuing a climate legacy that belongs to us all. The Top 20Sierra magazine's annual list. These are the colleges working hardest to protect the planet in 2016. Sierra Club Outings -- Book Your Trip Today!Looking for a getaway? We've got 300+ ideas for you.