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Has Your City Reached its Peak Heat Yet?

Has Your City Reached its Peak Heat Yet?

Statistically, the hottest time of year in the continental U.S. comes in mid-July, a few weeks after the sun reaches its highest point in the sky on the summer solstice. This year the solstice was on June 21. But that mid-July peak heat is just a national average: if you look at smaller regions, the peak temperature might come earlier (that’s true… Read More

6 Degrees: Arctic Sea Ice Is Melting, but East Coast Isn’t

6 Degrees: Arctic Sea Ice Is Melting, but East Coast Isn’t

Review of top climate news, from the state of Arctic summer sea ice melt to the cost of delayed action on climate. … 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

Record-Setting Drought Intensifies in Parched California

Record-Setting Drought Intensifies in Parched California

The relentless heat that has plagued the western half of the country this summer has ratcheted up California’s terrible drought once again, bringing it to record levels. More than half of the state is in “exceptional” drought, the highest category recognized by the U.S. Drought Monitor, which released its latest update on Thursday. “The heat has… Read More

Derailments May Increase as ‘Sun Kinks’ Buckle Tracks

Derailments May Increase as ‘Sun Kinks’ Buckle Tracks

Railroads could see more sun kinks if climate change-related heat waves become more severe and more frequent, possibly leading to train derailments. Sun kinks have been a major cause of derailments in recent decades, but scientists fear they could become more common in a warming world.… Read More

Late July Chill Helps Set Record Lows Across the East

Late July Chill Helps Set Record Lows Across the East

Folks across the eastern U.S. could be forgiven for thinking they’d pulled a Rip van Winkle and woken up in October on Wednesday morning. Temperatures dipped down overnight into the 60s, 50s and even 40s, setting record lows left and right. The chill in the air comes courtesy of yet another bout of cool Canadian air that dipped down over the area… Read More

Win-Win Way Pinpointed to Aid Food Security & Climate

Win-Win Way Pinpointed to Aid Food Security & Climate

Imagine being able to contain greenhouse gas emissions, make fertilizer use more efficient, keep water waste to a minimum, and put food on the table for the 10 billion people crowded into the planet’s cities, towns and villages by the end of the century. An impossible dream? Not according to Paul West, co-director and lead scientists of the Global … Read More

Number of ‘Hot Days’ Are on the Rise: See Your City

Number of ‘Hot Days’ Are on the Rise: See Your City

This is the warmest time of year in most of the U.S. And if we continue to pump heat-trapping greenhouse gases into the atmosphere, it’s going to get even warmer — not only in the summer, but throughout the year. “How warm?” is the obvious question. So we've shown how the numbers of extremely hot days are projected to increase by 2050 and 2100 if … Read More