World’s Largest Fossil Fuel and Cement Producers Are Responsible for About Half the Intensity of Recent Heat Waves, New Study Shows

Inside Climate News · By Dana Drugmand · last updated September 10, 2025 – 7:11 AM

Scientists say such source attribution could help power litigation aimed at holding the fossil fuel industry accountable for damages from heat waves and other extreme weather linked to climate change.

By Dana Drugmand

Carbon emissions generated by the world’s 180 largest fossil fuel and cement producers have played a substantial role in driving dangerous and oftentimes deadly extreme heat events around the world, according to new research.

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