Science & EnvironmentStudy: Northwest heat wave impossible without climate changeBy SETH BORENSTEIN (AP Science Writer)July 7, 2021 10:47 p.m.A quick scientific study finds that the recent deadly heat wave in the Pacific Northwest would be virtually impossible without climate change📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up