In the face of warmer air and ocean temperatures, rising sea levels, stronger storms and an increased risk of drought, fire and flood, scientists agree -- quite overwhelmingly -- that climate change is very real.
In fact, studies suggest that 97 percent or more of actively publishing climate scientists believe climate-warming trends over the past century are very likely due to human activities.
Yet it's not hard to find yourself in a spirited back-and-forth with the so-called "deniers" -- those who continue to reject mainstream climate science.
As you'll see in the video below, there are ways of keeping your cool the next time you find yourself across the table from a skeptic.
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