Grist: Its July, the month where the whole world collectively reaches for the nearest chilled beverage. Work be damned: Hordes of city-dwellers are relocating to the seaside, celebrities frolic in Ibiza, and most of us in the continental United States are tethered to the air conditioner right now. Just kidding first-world problems are the least of our worries in the middle of this 14-month global heat streak. It turns out that increasingly hot summers are going to wreak total havoc on some countries...