Newsletter Petula Dvorak: Heat is harder on the poor Urban heat islands make parts of a city even deadlier as temperatures rise.
Impacts www.wsj.com Deadly heat wave in Pacific Northwest overwhelmed healthcare system Emergency rooms overflowed, 911 calls doubled and ambulances were delayed when the temperature rose above 100 degrees for three straight days.
Impacts www.wired.com How extreme heat overwhelms your body and becomes deadly Europe's record-breaking heat wave serves as a warning of just how dangerous high temperatures can be.
