California's Leadership in Climate Change: Gov. Jerry Brown and European Union leaders agree to work to combat climate change Los Angeles Times California and the European Union will discuss the possibility of creating a common carbon market to cut greenhouse gas emissions, another sign of the state assuming a global role in the fight against climate change. California Governor Jerry Brown Is Doing Far More to Combat Climate Change Than Trump’s Washington The Nation When Trump opened a massive leadership void on climate change, nuclear weapons, and more, Brown stepped in. U.S. State, City Climate Leaders: “We Are Still In” Environment News Service “We’re here, we’re in and we’re not going away,” California Governor Jerry Brown said of many U.S. states and cities at the ongoing UN climate talks in Bonn. Despite President Donald Trump’s vow to pull the U.S. out of the Paris Agreement on climate, many U.S. states and cities are still committed to the Agreement. Sustainable Inves...