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Research Report - May 06, 2015

Phase 2 of the rule for the fuel efficiency and GHG emissions of heavy-duty vehicles will be adopted early next year. It offers major opportunities for further progress on fuel efficiency and for improvements to the structure of the standards. This report describes technologies that are...

Testimony - April 30, 2015

Steven Nadel's testimony at the Senate Energy and Natural Resources Committee hearing on proposed energy efficiency legislation, April 30, 2015.

Research Report - April 21, 2015

EPA’s Clean Power Plan allows states to pick from many pollution-reducing technologies and policies—including energy efficiency—when designing their compliance plans. What are the costs and emissions benefits of these various compliance options? ACEEE has developed the State and Utility...

Policy Brief - April 08, 2015

Twenty-four states are currently implementing long-term (3+ years), binding energy savings targets. States have taken a variety of approaches to setting targets, including passing legislation to enact formal energy efficiency resource standards, setting long-term energy savings targets through...

Testimony - March 19, 2015

Hearing on H.R. 906, a bill to modify the efficiency standards for grid-enabled water heaters

White Paper - March 12, 2015

The Environmental Protection Agency’s proposed Clean Power Plan establishes state-specific targets for carbon dioxide emissions from existing power plants. This tool is intended to help states document and claim emissions reductions resulting from the adoption of building energy codes as a means...

Research Report - February 11, 2015

Gamification turns a real-world activity into a game to make people more likely to do it. Over the past five years, utilities and third-party providers have developed scores of games that motivate and encourage people to save energy. This report describes and analyzes 22 of these games in depth...

Research Report - January 27, 2015

This paper describes recent advances in energy-saving elevator technologies and recommends a path for accelerating the uptake of these new capabilities. New building codes are stimulating the adoption of modern systems that can save more than 40% of current annual energy use. ACEEE recommends...

White Paper - January 23, 2015

In this paper we provide further support of our comment already submitted to the record, focusing on two aspects of the provision in order to determine whether building energy codes should be considered in setting the standards of performance. The first aspect we focus on is what it means for a...

Research Report - January 14, 2015

This report analyzes ten categories of utility-sector energy efficiency programs that have achieved high participation among targeted customer markets. Despite issues with the nature and availability of participation data, the study draws on published data sources and interviews with program...

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