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As wildfires this year sent thousands in California fleeing their homes, attention focused on the role of the state's largest utility. Duke alumna Melissa Semcer had the job of holding the utility accountable.

Drew Shindell helps examine whether the benefit of reducing CO2 outweigh the cost of increased radiation from black carbon emission from fuel-efficient cars.

Research by Duke and NC State scientists finds most filters are only partially effective at removing PFAS. A few, if not properly maintained, can even make the situation worse.

Professor Erika Weinthal, an expert on water politics and conflict, comments for Foreign Policy on the Trump administration’s peace plan for the Middle East.