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Research Report - February 22, 2017

This report updates ACEEE’s 2013 assessment of multifamily energy efficiency programs in US metropolitan areas with the most multifamily households. Using housing, policy, and utility-sector data from 2014 and 2015, we document how these programs have changed in the context of dynamic housing...

White Paper - February 16, 2017

This paper provides up-to-date estimates of the benefits of national efficiency standards for consumers and businesses in each state and for the United States as a whole. Average household savings, by state, ranged from 11% to 27% of total consumer utility bills, with a national average of 16%....

Research Report - January 11, 2017

In 2008 Maryland passed an energy efficiency resource standard requiring the state to reduce per capita energy consumption by 10% by 2015. In this report we review the costs and benefits of Maryland’s EERS policy with a focus on statewide benefits from utility-sector programs. We discuss and...

Policy Brief - January 09, 2017

Twenty-six 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...

Research Report - December 14, 2016

ACEEE publishes greenercars.org, an annual consumer-oriented guide offering environmental ratings for every new model in the US light-duty vehicle market. This report covers the data issues, key assumptions, and analytical methods used to develop the vehicle ratings for greenercars.org. Based on...

Policy Brief - December 13, 2016

Congress should:

  • Provide funding for technical assistance and implementation grants for clean distributed generation, as authorized in Section 451 of the Energy Independence and Security Act of 2007
  • Pass the...
Policy Brief - December 13, 2016

Congress should:

  • Establish a federal energy efficiency resource standard (EERS) with savings targets for electric and natural gas utility energy efficiency programs. The federal EERS could also include savings from improved building codes and equipment efficiency standards, combined...
Policy Brief - December 13, 2016

Congress should:

  • Pass legislation to set energy efficiency improvement targets for building energy codes and compliance rates, and to increase federal assistance (in S. 720 and S. 2012). Advanced residential and commercial model energy codes (2013/2015) have already achieved cost-...
Policy Brief - December 13, 2016

Congress should:

  • Ensure that the Department of Energy (DOE) meets all deadlines for new and amended efficiency standards
  • Clarify DOE authority to set definitions, test procedures, and standards in ways that make most sense, and clarify state authority to encourage equipment...
White Paper - December 06, 2016

We look at how much energy efficiency can reduce US energy use by 2040 and what this might mean for savings in 2050. Specifically, we analyze 13 packages of energy efficiency measures and find that together they can reduce US 2040 energy use by 34% and US carbon emissions by 35%, both relative...

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