The ultimate compliance option for an affected unit in any cap and trade program is to simply stop running when the allowances run out. (pragmaticenvironmentalistofnewyork.blog)
The projected level of heat rate improvement is sensitive to assumptions about natural gas supply that influence natural gas prices, reflecting competition between available compliance options. (eia.gov)
As the president noted in today's announcement, one of the most promising compliance options available for states under the rule is increasing their energy efficiency. (aceee.org)