Trump would consider "perhaps a new construct of an agreement" and "wants to stay engaged on the issue", he added, without confronting that fact that multiple European leaders said last week following Trump's withdrawal that the deal could not be renegotiated.
He says climate change - and specifically sea level rise - is a "very real threat" to the First State, the country's lowest-lying state with 381 miles of coastline.
Haley declined to answer and instead insisted that Trump acknowledged climate changing was happening. "That is where we are". She said Trump pulled out of the pact "because it wasn't possible to meet the conditions" under the pact agreed to under President Barack Obama.
Video: Arnold Schwarzenegger Warns Trump About Paris Agreement Decision! "What he is doing is making sure that we have jobs for American citizens but also making sure that we have a clean environment". Trump's most infamous climate-change-denial tweet came in November 2012, when he wrote that the "concept of global warming was created by and for the Chinese in order to make USA manufacturing non-competitive". "I mean, that's what he believes and so that's as clear as I know to give it".
Mr Trump's move was "a big mistake", said Donald Tusk, one of the European Union's top officials.
It signals that America's hard-fought progress on climate issues won't be so easily dismantled just because climate deniers and fossil fuel industry allies hold the top seats in the United States government, observers said. "Collectively, they will redouble their efforts to ensure that the US achieves the carbon emissions reductions it pledged under the Paris Agreement". "The rest of the world wanted to tell us how to do it". The fund aims to help developing countries implement strategies to tackle the effects of climate change.