Global Warming Means More Insects Threatening Food Crops — A Lot More, Study Warns

Growing swarms of hungrier and hyperactive insects may wipe out big percentages of the world’s three most important grain crops—wheat, corn and rice—even if the world manages to cap global warming at 2 degrees Celsius, scientists warn in a new study in the journal Science. The potential scale of the damage is so high, it could threaten global food security.