A Changing Climate Is Scorching the World’s Biggest River

The Amazon River, battered by back-to-back droughts fueled by climate change, is drying up, with some stretches of the mighty waterway dwindling to shallow pools only a few feet deep. Water levels along several sections of the Amazon River, which winds nearly 4,000 miles across South America, fell last month to their lowest level on record, according to figures from the Brazilian Geological Service. In one stretch in the Brazilian state of Amazonas, the river was 25 feet below the average for this time of year, according to the agency,...