La NASA pubblica nuove immagini satellitari del Lago Mead, mostra una drammatica perdita d'acqua da allora 2000

New satellite images released by NASA Wednesday reveal the dramatic loss of water at Lake Mead due to the ongoing mega-drought.

The largest reservoir in the United States supplies water to millions of people across seven states, tribal lands, and northern Mexico,” NASA wrote about the image. “It now also provides a stark illustration of cambiamento climatico e a long-term drought that may be the worst in the US West in 12 centuries.
When you compare these two natural-color imagesone acquired on July 6, 2000, and the other on July 3, 2022 — you can see the lake full and, in the most recent imagery, you can see the mineralized lakeshore which used to be underwater.
    Move the slider to the left to reveal the minimal water remaining in Lake Mead. Move it back to the right to see where the level once stood.

      According to US Bureau of Reclamation data, the lake elevation at Hoover Dam was approximately 1,200 feet in July 2000. In the July 3, 2022 Immagine, the lake elevation had fallen 158 piedi, to an elevation of 1,042 piedi.
          These light-colored fringesthe phenomenon often referred to as abathtub ring” — are more noticeable in these zoomed in images.
          Lake Mead, located in Nevada and Arizona, is forecast to be a part of more extreme water cuts in the Southwest starting next year.

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