TreeHugger is a sustainability website that was rated the top sustainability blog of 2007 by Nielsen Netratings,[3] and was included in Time Magazine's 2009 blog index as one of the top twenty-five blogs.[4]

TreeHugger was acquired by Discovery Communications on August 1, 2007, for $10 million.[5][6][7]

In 2012, Mother Nature Network (now Narrative Content Group) acquired TreeHugger.

The Best of Green Awards is TreeHugger's annual award program for the best green initiatives within various sectors and categories.[8]