Jim Dale says record-breaking temperature days this week are a "line in the sand" moment for climate deniers.

Jim Dale says record-breaking temperature days this week are a "line in the sand" moment for climate deniers.WATCH THE CLIP ABOVE{ai:summary}<p>Jim Dale lays it on the line: record-breaking heatwaves this week signal a turning point for climate doubters. The mercury's soaring, and it's no longer just hot air. </p><p>The heat is on, and the deniers can't hide behind their alibis anymore. Time to face the facts before they get burned. #science</p>

Climate change: Jim Dale says record-breaking days are a 'line in the sand' moment

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