The World Bank on Monday pledged to commit as much as Dollars 200 billion from 2021 to 2025 towards fighting the threat of climate change during the 24th Conference of the Parties (COP 24) summit here.
In the French capital, three years ago, countries collectively agreed to keep global temperature rises to no more than 2°C above pre-industrial levels, and if possible, to limit the rise to 1.5°C.
Poorer nations argue that rich countries, which are responsible for the vast majority of historic carbon emissions, must help others to fund climate action.
The Paris Agreement's rapid entry into force in 2016 broke records, but records are also being broken outside of the United Nations that emphasize the urgency of action: record wildfires, record temperatures, record storms, record levels of carbon in the atmosphere.
"Carbon pollution has been rising since this government came to office and is projected to continue to rise all the way to 2030, which is as far as the government's projections go", he said, adding that "we are now pretty much the only major advanced economy where carbon pollution and greenhouse gases are going up rather than coming down".
Under the Paris Agreement Work Programme (PAWP) delegates and negotiations are expected to work hard to develop common guidelines to push countries to immediately cut emissions to achieve the 1.5°C temperature goal by 2020; and to deal with growing climate impacts.
"At the upcoming summit, we expect G20 countries to demonstrate their commitment to the Paris Agreement and to taking the necessary action to limit warming to 1.5°C, including by moving forward with the Hamburg Climate and Energy Action Plan from previous year".
G20 leaders on Saturday wrapped up their summit by declaring the Paris Agreement "irreversible".
Calling Mr Trump "meshugge" - Yiddish for "crazy" - for deciding to withdraw from the Paris accord, Schwarzenegger insisted the climate deal had widespread support at local and state levels in the US.
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He has touted Saudi arms deals worth billions of dollars to the USA and recently thanked Saudi Arabia for plunging oil prices. He added: "We're looking for an appropriate response that doesn't completely fracture the relationship".
But the negotiations got off to a chaotic start, with the opening session delayed almost three hours by a series of last-ditch submissions.
He said: "The world's people have spoken".
For 1.5 deg C, they must increase five-fold.
Pope Francis has in the past called for a "revolution" to combat climate change, saying the consensus was clear and "doomsday predictions can no longer be met with irony or disdain".
Attention is focused on whether delegates will be able to create rules to implement the Paris accord, which is the worldwide framework to combat climate change beyond 2020.
He also told delegates, "America is more than just Washington or one leader".
"A failure to act now risks pushing us beyond a point of no return with catastrophic consequences for life as we know it", said Mr Amjad Abdulla, chief negotiator for the Alliance of Small Island States, of the United Nations talks. "Worldwide cooperation is the only way to address the global threat of climate change".
In the spirit of the Talanoa Dialogue - the Fijian tradition of inclusive, participatory and transparent decision-making - ICC urges Parties to include business in developing climate change policy, to accelerate and encourage private sector innovation in game-changing technologies through appropriate fiscal policies and de-risking flows of private capital into climate change adaptation and mitigation investment opportunities.
U.N. Secretary-General Antonio Guterres is warning the world is "in deep trouble with climate change".
"We will see what comes out of it, because a conference is a conference but what is really important is what is actually done, the actions", she said.