Cognitive dissonance is that uncomfortable feeling we have when we know we should invest in solar panels but the 46″ wide screen TV wins out; we know we should catch the bus but we take the car anyway. It’s that sense of discord that arises when emotion and reason don’t get along. And unfortunately, it’s alive and well, sabotaging the climate change debate.

We’ve evolved to feel a single sense of self, but our minds consist of multiple voices. Our emotional brain has first go at making sense of our world, instantly telling us how to behave and what to believe, based on instincts reinforced by upbringing. Sometimes our rational brain is then called upon to endorse our intuitions, which then become beliefs. Problems that are unusually difficult or surprising will recruit our rational brain, but reasoning takes effort and we avoid it when we can.

Unfortunately our emotional brain is encouraging us to pursue perceived self-interest even if that means trashing the planet. This leaves our rational brain to try to justify our actions, even while the walls come tumbling down and the temperatures keep rising.

Read more at The Conversation.

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