Xcel gets green light from Colorado for $2.5 billion clean energy plan

Author: Mark Jaffe - August 27, 2018 - Updated: August 28, 2018

Under the plan approved by state officials, 55 percent of the utility’s electricity will come from clean energy by 2026.

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Mark Jaffe

Mark Jaffe

Mark Jaffe has covered energy, environment and government issues for The Philadelphia Inquirer, Bloomberg News and The Denver Post. He was a Knight Fellow at Stanford University and studied environmental economics as a Nieman Fellow at Harvard. He is the author of two books, "And No Birds Sing, The story of an ecological disaster in a tropical paradise" and "The Gilded Dinosaur-The fossil war between E.D. Cope and O.C. Marsh and the rise of American science."