The Tesla CEO said he had done "all (he) can" to convince Trump to uphold the Paris accord.
Anne Hidalgo promises that the world's cities remain committed to tackling climate change.
"Do I think that man has some impact? Yeah, of course. Can man change the entire universe? No."
NOAA experts predict coral reefs in Florida, Hawaii and the Caribbean will be heavily impacted by global warming effects as soon as this summer.
Robust model shows for every one degree Celsius warming, 4 million square kilometers would be lost.
Lawyers for the Sierra Club asked the EPA to check whether Pruitt violated policy by saying, "I would not agree that [carbon is] a primary contributor to the global warming that we see."
The report came a day after Donald Trump issued new measures to roll back the Obama administration's anti–climate change policies.
The report also suggests building huge ventilation tunnels to create wind which will lift the smog from the city
The Planetary Society and its famous CEO urge Trump to set his sights on Mars, increase NASA's budget, support the commercial space industry and more.
Temperatures are unlikely to set a new peak in 2017 after the El Nino faded.
The National Energy Administration said the investment would help create more than 13 million jobs.
The world's largest wild reindeer herd has decreased in size by nearly half of its glory just 16 years ago. What's to blame? Likely us.
Droughts make conflicts more likely but their impact is limited.
The research looked at the ability of 236 grass species to adapt to climate change.
One fifth of Marshall Island's population left between 1999 and 2011. Rising seas may push out the rest.