At an OSHA event announcing a national initiative to protect workers from extreme heat, Vice President Kamala Harris cited the UCS report Killer Heat as evidence for why such protections are necessary.

After UCS worked with partners on analysis and testimony highlighting the problem of freight truck pollution, and the benefits of clean trucks, Massachusetts, New Jersey, and New York have adopted a set of rules to curb pollution from trucks.

The EPA released new federal car emissions standards in 2021—strengthened from initial proposals after testimony from UCS experts and thousands of comments from UCS members.