Bill McKibben

"Kudos to Tom DiNapoli for making it clear that you can't build your retirement on tar sands."

"This powerful decision," said Naomi Klein, "sends an unequivocal market message that the era of fossil fuels is finally coming to an end and that our collective future rests with clean, renewable energy."

"Now more than ever we can see the healthier, more just and sustainable world that climate actions can deliver," said one Harvard doctor.

"Fossil fuels are not only bad for our planet and our frontline communities, they are a bad investment," said Mayor Bill de Blasio.

"There's nothing clean about gas—it's not a 'transition fuel' or a 'bridge fuel,' it's a dirty fossil fuel just like coal and oil," said Greenpeace EU. "It's time to stop bankrolling the #ClimateEmergency and stop public money back gas projects."

The letter to the president-elect calls for not only rejoining the Paris agreement, but also "bold, equitable, and ambitious emissions reductions and a commitment to support less wealthy countries to do the same."

"While government leaders cling to the economic models of yesterday, faith leaders are looking ahead to the energy future we share."

"Enbridge has imposed on the people of Michigan an unacceptable risk of a catastrophic oil spill in the Great Lakes that could devastate our economy and way of life."