One Woman Clearly Explains Why a Few Degrees of Global Warming Is a Big Deal

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One of the problems facing people who are trying to raise awareness and action around the issue of climate change is trying to convince a layperson that a few degrees of global warming has significant—and possibly catastrophic—ramifications. Here, a woman in Oprah's audience draws an analogy between a human with a fever and the dangers of climate change, which is really effective for Oprah and guest Al Gore.