Explore Our Research Publications

Response-Enabled Room Air Conditioners: A Call to Action on Scaling Demand

Cooling demand across India is skyrocketing, driving up energy use and linked emissions. This report explores how India can reduce cooling related grid-strain and its consequences by integrating demand response (DR) technology into room air conditioners (RACs).

18 Jun 2025

Bridging the Cooling Gap: Energy Efficiency as a Driver for Appliance Access

Improving cooling appliance efficiency can lower costs, expand access, and enhance climate resilience. By modeling the impacts of efficiency improvements, this paper offers critical insights into policies needed to accelerate adoption and achieve net zero goals.

27 Jan 2025

How National Appliance and Equipment Energy Conservation Standards Can Improve Public Health in the US

National appliance and equipment energy conservation standards significantly benefit public health and advance Justice40 goals, a federal initiative ensuring benefits reach disadvantaged communities.

11 Mar 2024

Improving Public Health & Advancing Equity Goals with Appliance Energy Efficiency Standards

Key findings from a recent report estimating the distribution of public health benefits from appliance energy efficiency standards in disadvantaged communities in the United States.

29 Nov 2023

Net Zero Heroes: Scaling Efficient Appliances for Climate Change Mitigation, Adaptation & Resilience

In this report, CLASP describes the critical role appliances must play in reaching net zero emissions and enabling a just energy transition.

16 Nov 2023

Getting Appliances Back on Track: Assessing Progress Towards Global Energy Efficiency Commitments

This report tracks the progress of 15 countries who signed onto the Appliance Efficiency Call to Action in 2021 at COP26 in Glasgow, which pledged to double the energy efficiency of four product categories by 2030.

05 Oct 2023

2023 Tech Trends in Energy Access

Up-to-date market insights for off-grid cooling, cooking and agricultural productive-use appliances, encompassing trends, opportunities, and targeted recommendations for scaling access to efficient technologies.

29 Sep 2023

Pathways to Prevent Dumping of Climate Harming Room Air Conditioners in Southeast Asia

CLASP’s new report examines the ongoing, widespread sale of less efficient air conditioners with obsolete refrigerants across Southeast Asia. The research includes actionable solutions which could reduce a billion tons of carbon dioxide emissions over 25 years, and slash consumers' energy bills.

20 Sep 2023

Quantifying Appliance Access Gaps for a Climate-Resilient Africa

This report quantifies appliance access gaps in Africa for five appliances essential for climate-resilient development: refrigerators, televisions, fans, air conditioners, and solar water pumps.

03 Sep 2023

Market Assessment Report for Light Commercial Air Conditioners in India

This report examines the vast potential for GHG emissions reduction and energy consumption in India from Light Commercial Air Conditioners (LCACs) through the mandatory efficiency labeling program. It delves into the technical assistance provided by CLASP and PwC to the Bureau of Energy Efficiency to upgrade the labeling program for LCACs to a mandatory phase.

28 Aug 2023

China’s MEPS Lead to Major AC Market Transformation

CLASP's analysis of China's evolving room air conditioner standards shows strong evidence for policy's role in swift market transformation.

02 Jun 2023

Energy Efficiency in the Favelas

New report reveals insights about the intersection of energy, poverty and efficiency in favelas across Rio de Janeiro.

18 Apr 2023

Water and Energy Justice in the Favelas

CLASP assisted Catalytic Communities in a youth-run research project aimed at training low-income favela residents in the full arc of research, including how to use data to address compounding water and energy crises in Rio.

07 Apr 2023

Key Cold Chain Infrastructure Markets

These reports evaluate the cold chain technology markets in India, Kenya and Nigeria. Each report identifies current trends, barriers and opportunities for market transformation, as well as strategies to accelerate the adoption of cold chain technologies for fresh food value chains at scale.

20 Mar 2023

World’s Best MEPS: Identifying Top Energy Efficiency Standards for Priority Appliances

This report compares the stringency of minimum energy performance standards (MEPS) requirements for the six highest-emitting appliance categories across ten of the world’s highest carbon emitting economies.

20 Dec 2022

Combating High Fuel Prices with Hybrid Heating: The Case for Swapping Air Conditioners for Heat Pumps

This report offers a strategy to kickstart home electrification in the US by swapping traditional air conditioners (AC) to two-way heat pumps that can both heat and cool indoor spaces.

07 Jul 2022

Replacing Residential Heating Oil with Heat Pumps in the US

This paper explores two opportunities for heat pump retrofits for oil heating equipment in the US, and the costs and benefits of each based on a 2021 CLASP analysis, with updates to reflect oil heat and December 2021 prices.

20 Apr 2022

Webinar Materials | How Mepsy Can Transform Your Energy Efficiency Policy Development

Presentation materials from a webinar demonstration of energy efficiency policy tool Mepsy and its features on 16 March 2022.

21 Mar 2022