The election of a US president who has called global warming a "hoax" alarmed environmentalists and climate scientists around the world, but heartened Republicans who think climate policies will do little more than harm the US economy.
Many people at United Nations climate talks in Morocco today said it's now up to the rest of the world to lead efforts to rein in greenhouse gas emissions. Others held out hope that Trump would change his stance and honor U.S. commitments under the Paris Agreement.
How might Republicans align in changing the Obama Administration's energy and climate policies? How would this contrast with California's direction?
With files from the Associated Press.
Catherine Reheis-Boyd, President, the Western States Petroleum Association, a nonprofit trade group that represents oil producers in California and five other western states.
Ann Notthoff, California Advocacy Director, Natural Resources Defense Council