More than a fifth of the country's garbage is food.
A visualization of the growth of carbon-dioxide levels, which are higher than they've been in 800,000 years.
A U.N. agency blames humans for record heat that gripped parts of the world last year. Here are six key findings from its annual report.
Geoengineering is a risky way to blunt the effects of climate change. But climate scientist David Keith says we still need to consider it seriously.
In an interview with Wonkblog, the former vice president explains why he thinks real action to stop global warming is right around the corner.
A bit of skepticism that lab-grown meat is going to save the planet anytime soon.
Meat contributes more to global warming than transportation.
"2000-2010 was the warmest decade on record since modern meteorological records began around 1850."
These are the things World Bank officials think they might do to combat global warming.
John Lotterio, 63, Pennsylvania. "[Obama's] killing people over energy by bottling over all the sources of energy, other than green energy. I saw on TV he said that if you want to invest in coal, go ahead, but you’re going to go bankrupt. What kind of attitude is that from that guy?"
This week, scientists announced that the extent of Arctic sea ice had reached its lowest level since measurements began. Here's everything you need to know about why vanishing Arctic ice matters—from sea level rise to permafrost to the opening of once-frozen areas for oil and gas exploration.
A new government report finds it's very unlikely that the record heat in the U.S. over the past 13 months was just a freak outburst of nature. So why do so many people still find it difficult to say that recent extreme weather events are being driven by man-made global warming?