Around the world, global warming is starting to have a serious impact on rainfall in the subtropics and middle latitudes. The tropical atmospheric circulation known as the Hadley Cell is expanding toward the poles. This expansion is causing clouds and storms to move further north. And as a result, regions in the middle latitudes are starting to dry out.
According to The World Resources Institute:
A changing climate means less rain and lower water supplies in regions where many people live and much of the planet’s food is produced: the mid-latitudes of the Northern and Southern hemispheres, including the U.S. Southwest, southern Europe and parts of the Middle East, southern Africa, Australia and Chile.
Such a fundamental shift in global weather patterns due to human-caused climate change is expected to reduce the food and water security of numerous nations. The World Resources Institute recently warned that food…
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