As she canvassed for Zohran Mamdani in New York City on Tuesday last week, Batul Hassan should have been elated. Her mayoral candidate—a 33-year-old state assemblymember—was surging in the polls and would within hours soundly defeat Andrew Cuomo on first preference votes in the Democratic primary election.

A new study looks at what happens when people learn about the climate impact of behaviors like recycling, biking, and eating less meat.

Green Jobs PAC, which helped defeat an initiative that would've repealed Washington's climate law, failed to disclose donors until after the November election.