President Donald Trump on his first day in office again withdrew the U.S. from a landmark global pact to fight climate change. So what is the Paris Agreement? And what happens to it now?

EU chief Ursula von der Leyen said the 27-nation bloc will stick to the landmark Paris climate accord, despite President Trump's decision to withdraw from the agreement.

Speaking at the Davos Summit, Ursula von der Leyen emphasided the EU's dedication to the Paris climate agreement and urged international cooperation, despite Trump’s decision to withdraw. View on euro