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.

The president on Monday announced his intention to withdraw the country, for the second time, from the global emissions reduction pact.

"There is a moral responsibility by each global leader to think from the global perspective instead of from their own national-interest perspective."

Former U.S. Secretary of State John Kerry has stressed that the push for climate projects and investments remains unstoppable even after President Donald Trump withdrew the country from the landmark Paris Agreement.

It came as a surprise to nobody that one of Donald Trump's first acts on his return to the White House was to sign an executive order withdrawing the US from the Paris agreement on climate change.

As one of his first orders of business upon taking office, President Donald Trump has once again withdrawn the U.S. from the Paris Agreement.