How did a small town in Canada become one of the hottest places on Earth?

The unprecedented heatwave in the Pacific north-west risks becoming the new normal if we don't act nowOn Sunday, the small mountain town of Lytton, British Columbia, became one of the hottest places in the world. Then, on Monday, Lytton got even hotter - 47.9C (118F - hotter than it's ever been in Las Vegas, 1,300 miles to the south.Lytton is at 50 deg N latitude - about the same as London. This part of the world should never get this hot. Seattle's new all-time record of 108F, also set Monday, is hotter than it's ever been in Miami. In Portland, the new record of 116F would beat the warmest day ever recorded in Houston by nearly 10 degrees. Continue reading...