ukraine invasion

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A man and woman in suits shake hands with flags of the United States, USAID and the Environmental Protection. Agency in the background.
California condor with a numbered wing band soaring against a cloud-streaked sky.
A diverse group of protesters holding signs in support of science stand at a barricade.
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Justin Mikulka, Zack Exley: Ukraine war should push U.S. to break free of dirty steel

Justin Mikulka, Zack Exley: Ukraine war should push U.S. to break free of dirty steel

The war in Ukraine has broken the pig iron supply chain, creating an opportunity for the U.S. to lead the transition to green steel production.
Russia’s invasion of Ukraine exposed E.U.'s energy vulnerabilities

Russia’s invasion of Ukraine exposed E.U.'s energy vulnerabilities

The organization’s energy commissioner said the Russian invasion of Ukraine had exposed vulnerabilities in European energy supplies.
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