Keystone Gets Celebrities as Wonky Power-Plant Rule Cuts Carbon

Keystone Gets Celebrities as Wonky Power-Plant Rule Cuts Carbon

The Cowboy and Indian Alliance marches with Neil Young, center,and actress and environmentalist Daryl Hannah, second from right, to the National Museum of the American Indian in Washington, D.C., on April 26, 2014. Photographer Pete Marovich/Boomberg