Emissions from power plants in the US have been on a downward slide for years, thanks to the retirement of older coal power plants in favor of natural gas and renewables. Meanwhile, the long term economic trend is up, up, up. Evidently coal is not the be-all and end-all for a healthy national economy, right?
Actually, that thing about coal power plants is only part of the story. Energy efficiency is not a sexy beast like solar cells and wind turbines but it also factors in the idea that economic growth is possible without increasing emissions from power plants. For more on that score, we turn to the latest big news from the Energy Department’s Better Buildings Challenge.