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The energy saved by turning off the lights for an hour "won't make an enormous difference."
So, if it won't cut carbon emissions, why bother then with Earth Hour, or Earth Day or Earth Live, last year's daylong concert for the environment?
Because climate change is essentially a political problem, and the language of politics is symbolism. Just because an act is symbolic doesn't mean it empty.
The only way to truly reduce greenhouse gas emissions, to take the pressure off global warming, is an international regime that puts a cap and a price on climate pollution. And the only way that will happen is if politicians around the world become convinced that climate change is an issue that matters to people, one that will make them change the way they live, buy and vote.
Unlike most of the issues that we grapple with, climate change is global. The pressure is on us to do the right thing." If shutting off the lights for an hour on a Saturday night makes that political support, well, visible, then Earth Hour will have been worth it. |
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