The Northern Hemisphere celebrated the longest day of the year yesterday, and like any decent holiday, the summer solstice deserves a healthy dose of reflection. So let’s take a moment to think about this: We have just headed into a season that, thanks to us, is getting hotter and hotter. This Climate Central map breaks down warming trends since 1970 by region, and from the Ohio Valley’s two-degree rise to the Southwest’s 3.6, every section of the country has gotten warmer overall.
Hot days don’t just lead to a bump in lemonade-stand sales and water-gun fights—air pollution, heat-related illnesses, and electricity bills go up, too.
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The western city of Ahmedabad is preparing residents to cope with the longer and more intense heat waves sweeping across South Asia—and inspiring other Indian cities and states to follow suit.
The die-off—which wiped out a third of the population of these large and endangered fruit bats—is not normal, but it may become so.