Driven by the fossil-fueled industrialization of Asia, carbon dioxide levels hit 395 parts per million in 2012, the highest level in four or five million years. That was an era when sea levels were around 80 feet higher and temperatures up to 10° Fahrenheit hotter. If we sustain those CO2 levels, or go higher as we are doing, over time a completely different world will emerge. Disruptive climate change is pushing two great carbon-reduction imperatives. The first is to dramatically reduce emissions of heat-trapping carbon pollution through a clean energy revolution, a rapid transition to non-fossil energy sources such as …
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Patrick Mazza is research director at Climate Solutions, a Northwest research and advocacy group dedicated to advancing practical global warming solutions.
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