Publications and Resources

Featured Publications

White Paper - April 24, 2019

Both energy efficiency and renewable energy can reduce greenhouse gas emissions and improve a home’s resilience during power outages. Cost effectiveness is another important consideration. Recent energy code changes have raised the question of whether renewable sources like rooftop solar...

Research Report U1902 - February 20, 2019

The lifetime of energy efficiency programs and measures ranges from a few months to several decades. Nevertheless, most energy efficiency policies are designed around the first year of savings. This report describes recent policy changes in some states and Canadian provinces to measure the value...

Research Report U1808 - October 04, 2018

The twelfth edition of the ACEEE State Energy Efficiency Scorecard gives a progress report on state energy efficiency policies and programs that save energy and produce environmental and economic benefits. The Scorecard uses data vetted by state energy officials to rank states...

Research Report H1801 - February 21, 2018

Pollution from power plants harms public health, contributing to heart attacks, respiratory conditions, asthma attacks, and premature death. Energy efficiency can benefit health by reducing power plant pollution. This report estimates the health and environmental benefits that would come from a...

Research Report - September 10, 2019

Programs that integrate energy efficiency and demand response (EE/DR) can yield multiple benefits. Not only can they fully capture these two value streams, but they offer a streamlined customer experience, greater grid flexibility, and more efficient administration. Despite these benefits, few...

Topic Brief - September 09, 2019

This policy brief provides an overview of energy affordability across the US. We define the concept of energy burden and some of the main drivers. We also examine how burdens vary across urban and rural areas and for certain households, such as multifamily, elderly, nonwhite, and low-income. We...

Regulatory Filing - August 05, 2019

Comments to the Florida PSC on the topic of FEECA, including ACEEE recommendations on energy efficiency standards. RE: docket numbers 20190015-EG, 20190016-EG, 20190017-EG, 20190018-EG, 20190019-EG, 20190020-EG, and 20190021-EG.

Research Report - July 30, 2019

Energy efficiency resource standards (EERS) have been a key tool for delivering energy savings in states across the country. Now states are looking to their energy efficiency policies to do more. New approaches to EERS can help them meet aggressive climate goals, lower costs, improve grid...

Research Report - July 24, 2019

The City Clean Energy Scorecard measures the progress of city policies and programs that save energy, promote renewable energy, and reduce greenhouse gas emissions. It also focuses on efforts to embed equity in policymaking. We ranked 75 large US cities for their energy efficiency and...

Testimony - July 24, 2019

The letter expresses ACEEE support for a national energy efficiency resource standard, and is signed by the following organizations: American Council for an Energy-Efficient Economy (ACEEE), Natural Resources Defense Council (NRDC), The International Association of Heat and Frost Insulators and...

Topic Brief - July 05, 2019

States invest in energy efficiency largely because it is a low-cost resource that can displace the need for traditional supply-side investments including electricity generation and transmission and distribution (T&D). Regulators and utilities account for costs and benefits using cost-...

Regulatory Filing - July 01, 2019

The comments were delivered in reference to Case 18-M-0084: In the Matter of a Comprehensive Energy Efficiency Initiative. 

Topic Brief - May 29, 2019

This is the sixth in a series of technical briefs exploring emerging opportunities for energy efficiency in residential and commercial buildings. This brief looks at indoor agriculture, also known as controlled environment agriculture (CEA). In CEA, a range of high-value crops including lettuces...

Topic Brief - May 29, 2019

This is the fifth in a series of technical briefs exploring emerging opportunities for energy efficiency in residential and commercial buildings. This brief focuses on efficiency programs that promote both electricity and natural gas savings in US homes. It highlights technologies that can...

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