Hagel explained that insufficient climate change data is "a real and present threat to our national security," citing the danger abnormal storms pose to the military.
The Charney Report was the first comprehensive assessment of global climate change due to carbon dioxide.
"I believe in building a better future for our children, which requires offering them a planet that is still habitable in 25 years," Macron told Congress.
Hurricane prediction science is improving, but at a frustratingly slow pace.
The president's order to roll back Obama-era regulations will be opposed in the court of law and public opinion.
Litigation will seek to convince a federal judge that the government's failure to solve the climate crisis violates constitutional rights.
"Staving off the worst impacts of climate change will be severely hindered under this next U.S. administration," the letter says.
If the federal government ignores climate risks, responsibility must fall to state and local governments.
A former NASA climate scientist says the "young people's burden" is spreading like cancer.
'Science, engineering, technology, health and environmental issues are affecting voters lives at least as much as the economic policy or foreign policy or faith and values candidates often talk about.'
Potential solutions to climate change would be painful for many.
The project would, for the first time, enable researchers to study what exactly goes on in the Arctic ocean during wintertime.
New research takes into account how atmospheric temperatures in Antarctica will cause more ice melt and sea level rise than ocean warming.
Groundbreaking innovations from the last year that will change our world—and hopefully save it.
With 'Racing Extinction,' Discovery puts climate change center stage.
Warming temperatures in the East Pacific could lead to record-setting weather changes.
Many of the biggest challenges in the modern world involve science, so doesn't it make sense to hear what the presidential candidates think…and know?
It's a challenge that needs the sort of concerted effort that was devoted to going to the moon.