Planning to pump oil out of the planet’s largest rainforest? Then you can count on a friendly visit from this seasoned activist organization.

Mighty Earth targeted a leading rubber franchise for bad behavior in Cameroon. Then something unexpected happened.

This Earth Day we drew our largest group yet of corporate, environmental, academic, and philanthropic leaders to participate in the Earth Day 50 Challenge.

A letter to all Earth Day 50 Challengers, past and future.

Years of stagnation following the failed federal climate legislation in 2009, COP21 in Paris signaled a new era of energy, optimism and action for the U.S. climate movement.

When it comes to stories about the fate of the earth, headlines are usually dominated by tales of gloom and doom.