Us Environmental Protection Agency
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Spilled diluted bitumen complicates Keystone pipeline cleanupThe oil spilled from TC Energy Corp's ruptured Keystone pipeline was diluted bitumen, the U.S. Environmental Protection Agency said, adding complications to the cleanup.EnvironmentDec 15, 2022
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First-ever U.S. emissions standards for commercial aircraft to be proposed: sourcesThe Environmental Protection Agency-proposed regulation, set to be announced Wednesday, would align the United States with global standards, officials said.EnvironmentJul 22, 2020
