Food Supply

Changes in coastal ocean temperatures have been much more extreme over the past 10 years than expected. This could especially affect California, which is a major breadbasket for the rest of the United States.

Researchers have also found that temperature determines where key soil microbes can thrive– microbes that are critical to forming topsoil crusts in arid lands. Scientists predict that in as little as 50 years, global warming may push some of these microbes out of their present stronghold in US deserts, with unknown consequences to soil fertility and erosion.
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