Founding director of Carbon Leadership Campaign has rallied thousands to crusade against harmful effects of building production on the environment.

Construction groups praise the rule but environmental organizations strongly oppose it, with lawsuits expected.

Under veteran executive, 600-person effort readied giant Haliade-X to propel clean energy cost efficiency, market growth and ROI.

Spellmon now is deputy commanding general overseeing Corps civil works and emergency-response activities.

Responded to a call for urgent action with a well-engineered containment approach that has kept thousands of barrels of oil from harming US waters.