Why climate change means more blood shortages: Q&A with HHS’ Rachel Levine “The only way to solve this is more donations,” said HHS's Rachel Levine. Theresa Gaffney STAT

This summer, the American Red Cross declared an emergency blood shortage in the U.S. There’s a seasonal pattern to blood donations, which often dip over the summer and during the winter holidays. But experts also say that climate change disrupts the national blood supply, with extreme heat and worsening storms in certain regions keeping people away from blood banks.

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