Without huge reductions in carbon emissions, and the phasing out of all coal burning, the world faces a financial crash several times worse than the 2008 crisis, they said.
A new study about the rate of ice loss in Antarctica caused by warmer ocean waters has raised the alarm that sea levels will be rising much faster in the future.
According to the scientists involved in the study this will pose a grave threat to coastal cities and low-lying areas that have not made preparations for the sudden rise in sea levels.
One Democratic representative called Trump a "child who hates science class."
Trump's ignorance on this subject is obvious, but it's neither new nor is it surprising.
It doesn’t matter what the issue is. Right-wing Christians have been placing the priorities of the party before the tenants of the faith for decades. However, now they are reaching ever new extremes, emboldened by Donald Trump’s presidency and Republican control of Congress.
On Wednesday, one federal judge reminded Donald Trump that hating Barack Obama is not a good enough reason to ignore key environmental protections.
"We're not trying to scare people, we're not trying to hype this. We want people to be prepared."
Leaders from across the country are proving that one man without any grasp of reality – even if he's the president – will not hijack the global effort to tackle this growing threat.
"It is hard to think of the worst thing this president has done, but so far this might just be the one. "
"Our children and grandchildren will look back on this decision stunned that one world leader could be so divorced from reality and morality."
The fact that there is widespread disagreement and confusion in the White House surrounding the Paris climate accord could signal that Trump may back away from his promise to "cancel" the agreement.
Pathogens can survive centuries and 1918 influenza is just one of many pandemics that previously killed millions lurking below the melting ice
It's Saturday. Donald Trump is off golfing again and climate change protesters are filling the streets of the nation's capital
To ignore Earth Day "is to surrender to an ideology that has turned mere environmental indifference into a moral nihilism."
It is time for all Americans to look and weep and try to explain to their children why they weren't with her when it mattered.
If ever the deck was stacked against science and the environment, it was Donald Trump’s cabinet.
"Here's a crazy idea: If we're going to take up the challenge to overhaul a planet, let's do this one."
"Trump may remain in Paris climate deal. That would deal a huge blow to Bannon's fraudulent nationalism"