Support Our Work

87 Cities, 4 Scenarios and 1 Really Hot Future

87 Cities, 4 Scenarios and 1 Really Hot Future

Global temperatures are rising, but nothing brings global warming home to people like a really hot summer day — those few days a year when it actually feels like the planet is boiling over. But what if those rare sweltering days, over 90° or 100°F, were not so rare and began to dominate summers? That could happen if carbon emissions continue … Read More

Determining Methane Leaks Is Key to Climate Goals

Determining Methane Leaks Is Key to Climate Goals

If President Obama’s Clean Power Plan is going to work, lots of things will have to fall into place. Perhaps the most important is the reduction in greenhouse gases that is expected from increased use of natural gas to generate electricity. Under the plan, which aims to reduce electricity sector emissions by 30 percent by 2030, the EPA projects … Read More

Blistering Future Summers for 1,001 U.S. Cities

Blistering Future Summers for 1,001 U.S. Cities

During these dog days of summer, air conditioning and splash parks can help beat the heat, but climate change is making it harder to avoid simmering temperatures. Summers in most of the U.S. are already warmer than they were in the 1970s. And climate models tell us that summers are going to keep warming as greenhouse gas emissions continue. What … Read More

Summertime Blues? U.S. Seeing Red as Temps Rise

Summertime Blues? U.S. Seeing Red as Temps Rise

The summer solstice is right around the corner this Saturday and temperatures around the U.S. have started to rise to the occasion. But it’s not just a warmup from spring to summer that’s occurring: summer temperatures have been steadily rising since 1970. On average, temperatures have increased at a rate of about 0.4°F per decade in the… Read More

Since 1st Earth Day, U.S. Temps Marching Upward

Since 1st Earth Day, U.S. Temps Marching Upward

It’s been 44 years since the first Earth Day was celebrated in 1970, and since that time, average temperatures have been rising across the U.S. Our interactive graphic shows a state-by-state analysis of these temperature trends. Average temperatures across most of the continental U.S. have actually been rising gradually for more than a century, … Read More

The Myriad Impacts of Sandy Along the East Coast

The Myriad Impacts of Sandy Along the East Coast

Sandy hit the Northeast the hardest, but the storm's impacts stretched from North Carolina to the Great Lakes. Roll over the markers above to see the diverse weather the storm brought to the region.… Read More

Hurricane Sandy Hasn’t Shifted Climate Narrative

Hurricane Sandy Hasn’t Shifted Climate Narrative

In the year since Sandy, news articles have widely declared that the storm has “changed the public’s view of weather threats” and that “resilience” would be the environmental buzzword of 2013. That sounds all well and good, but are headlines enough to move public opinion and spark new discussions? Signs seem to point to “no.” Policy has moved for … Read More

One Year Later: The Aftermath of Hurricane Sandy

One Year Later: The Aftermath of Hurricane Sandy

Superstorm Sandy — part hurricane, part fearsome nor’easter — battered the Eastern U.S. in October 2012. The storm brought a record storm surge to New York City and the New Jersey Shore, killing 159 and causing an estimated $65 billion in damage. The megastorm drove home the vulnerability of coastal cities like New York to sea level rise and storm … Read More