Desert reservoirs found to trap organic carbon in sediment

In 2021, while revelers across America celebrated the fourth of July, three researchers waded through a shallow river delta in the New Mexican desert. Abby Eckland, Irina Overeem and Brandee Carlson stood in what remained of the Rio Grande—years of drought had shrunk the river to a few small channels. Just downstream, the channels entered the Elephant Butte Reservoir—New Mexico’s largest.

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