NEW YORK ¨C In May, the U.S. Environmental Protection Agency new power-plant rules that would effectively require every existing coal- or gas-fired plant in the United States either to capture and store most its carbon dioxide emissions or to switch to burning low-emissions ¡°.¡±
Yet it would be cheaper to replace America¡¯s more than with new solar or wind facilities and then to do the same with its gas plants soon thereafter.
This claim will surely be met with cries of: ¡°It¡¯s not that simple! You also have to account for the Earth¡¯s rotation, cloud cover and a lack of wind.¡± Indeed, one also must acknowledge ever-present , and other complexities that stand in the way of immediately swapping coal for solar. But nobody is seriously suggesting shutting down every fossil-fueled power plant everywhere all at once. The transition will take time.
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