In the just-published "Climate Change Performance Index," Sweden, Morocco and Lithuania are top performers in 2018's global warming battles.
Donald Trump's a passing fragment of history, but his impact on the environment threatens to play out on a time scale that boggles the mind.
The world will have a dubious achievement to claim on New Year's Eve: unparalleled carbon emissions.
Humans cannot expect a safer, cooler world from technological fixes.
The president says the government is doing all it can for the victims of the storm, but this is simply false.
The most limited rise in global temperatures—never mind higher ones—is going to exact a price.
Imagine a world with so much renewable, clean energy that it could provide all the electricity society needed, reliably and without any interruption, round the clock. That could soon be a reality.
Environmental activists protest in 90 countries and 800 cities worldwide in the runup to a major climate conference in San Francisco.
Once again, past warming warns of the power of climate change. The surprise is that it doesn’t take much warming to raise sea levels six meters.