ROME ¨C Kenya¡¯s livestock herders planting chile peppers, Pakistan¡¯s mountain farmers rearing fish and tropical fruits being grown in Sicily ¡ª farmers around the world are already shifting what they grow and breed to cope with rising temperatures and erratic weather.
In a few more decades, potatoes from the Russian tundra and corn from once-frigid areas of Canada could be added to the list as vast swathes of land previously unsuited to agriculture open up to farmers on a hotter planet.
Climate change could expand farmland globally by almost a third, a study by international researchers found last week.
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