By Somini Sengupta

It was a record 125 degrees Fahrenheit in Baghdad in July, and 100 degrees above the Arctic Circle this June. Australia shattered its summer heat records as wildfires, fueled by prolonged drought, turned the sky fever red.

For 150 years of industrialization, the combustion of coal, oil and gas has steadily released heat-trapping gases into the atmosphere, driving up average global temperatures and setting heat records. Nearly everywhere around the world, heat waves are more frequent and longer lasting than they were 70 years ago.

But a hotter planet does not hurt equally. If you’re poor and marginalized, you’re likely to be much more vulnerable to extreme heat. You might be unable to afford an air-conditioner, and you might not even have electricity when you need it. You may have no choice but to work outdoors under a sun so blistering that first your knees feel weak and then delirium sets in. Or the heat might bring a drought so punishing that, no matter how hard you work under the sun, your corn withers and your children turn to you in hunger.

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Areas of Focus: Climate Change
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Climate Change
Climate change is an urgent global challenge. EPIC research is helping to assess its impacts, quantify its costs, and identify an efficient set of policies to reduce emissions and adapt...
Environment
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Environment
Producing and using energy damages people’s health and the environment. EPIC research is quantifying the social costs of energy choices and uncovering policies that help protect health while facilitating growth.
Environmental Health
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Environmental Health
Energy and industrial processes introduce toxins into the environment. EPIC research is helping to educate policymakers and consumers on the social and economic costs of this pollution, and the potential...
Climate Impact Lab
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Climate Impact Lab
Climate change is already altering lives every day. The Climate Impact Lab is building the world’s most comprehensive body of research quantifying the impacts of climate change sector-by-sector, community-by-community, around...
Climate Change and the U.S. Economic Future
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Climate Change and the U.S. Economic Future
The effects of climate change will be different across the country, with some of the worst impacts falling on already-disadvantaged regions.
Climate Impact Lab
Definition
Climate Impact Lab
Climate change is already altering lives every day. The Climate Impact Lab is building the world’s most comprehensive body of research quantifying the impacts of climate change sector-by-sector, community-by-community, around...