Global temperatures are on the rise, with experts projecting an increase of 2.7°F by 2050. Because plants cannot regulate their own temperatures, they are especially sensitive to these temperature changes. Global temperatures are on the rise, with experts projecting an increase of 2.7°F by 2050. Because plants cannot regulate their own temperatures, they are especially sensitive to these temperature changes. Plants & Animals Agriculture Phys.org – latest science and technology news stories