How people get their electricity and where it comes from is on the brink of major change in the U.S.
2014 is even more likely to become the warmest year on record, with record cold years a thing of the past.
The global effort to address carbon emissions is a start but it's not enough to avoid dangerous warming.
Scientists now have a benchmark for ocean acidification to measure future changes against.
A federal task force was formed last year to provide adaptation ideas. On Monday, it delivered 100.
Following news of his climate pact with China, Obama will announce billions of dollars in climate aid.
Lightning strikes could flash through the sky more often as the planet warms, at least over the U.S.
Despite gains in renewables, the world is still on dangerous energy-related emissions path, IEA warns.
Scientists discovered that glaciers hum tunes, tunes that could help predict when glacial lakes will overflow.
Americans are starting to prepare for the staggering amounts of future sea level rise forecast. But only barely.
El Nino: After 8 months, it's still not here, and there's a better chance that it may not form at all.
Researchers get up close and personal with how huge tornadoes can form and grow.
There is a better than 99 percent chance that 2014 will be the warmest year on record in California.
Cutting methane, soot and short-term pollutants will not keep global warming in check, study says.
IPCC analysis of climate change has painted an ugly picture, but it also offers hope and guidance.
Scientists warn the plan to protect the reef is likely to prove ineffectual unless CO2 emissions are cut.
The ozone hole continues to be on the mend, but it's still a long road to full recovery.
The Southern Ocean's notoriously strong gales are growing stronger, and that's foreboding news for coastlines everywhere.
Sandy will "be one of the most studied storms" to hit the U.S. Here's what researchers are already learning.
As the mercury keeps rising in Australia, weather records keep falling. Climate change is playing a role.