This summer isn't breaking heat records—yet. Wait until El Nino kicks in, scientists say

Wildfires are burning in North America and Europe. Deadly heat waves have parked over cities and the world's oceans are the hottest ever recorded for this time of year. A strengthening El Niño is forecast to be off-the-charts, spiking global temperatures and warping weather all over.

Originally published at Phys.org