Did we humans contribute to the Texas heat wave? It’s complicated

Star Telegram - A sweeping federal report on climate change concludes that there’s stronger evidence than before of global warming, and that “it is extremely likely that human influence has been the dominant cause of the observed warming since the mid-20th century.”

Dr. Katharine Hayhoe of Texas Tech, a leading climate scientist and one of the lead authors of the voluminous report, told The New York Times that the conclusions reached by scientists from 13 federal agencies are among "the most comprehensive climate science reports" published yet.

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