Resource Library

USEPA has launched a new Do-It-Yourself (DIY) Air Cleaners webpage designed to help individuals, households, schools, and communities improve indoor air quality when commercial air cleaners are not available or affordable. This new webpage provides clear, practical guidance on when to consider using a DIY air cleaner, how to build one, and how to use it effectively—especially during emergencies such as wildfire smoke events

The free, open-source Energy Policy Simulator evaluates decarbonization policies and visualizes cash flow, job growth, emissions, power plants, and more.

Use this map to look through environmental policies trending across the country and in your state.

Buying a heat pump comes down to three questions: what size do I need, what will it cost, and will it actually save me money.

This new, publicly available quarterly series provides updates on state and utility actions to address rising electricity costs, including utility business model reforms, utility oversight and cost recovery, infrastructure planning and procurement processes, customer cost allocation, and customer programs.

Integrated electric and gas planning is just beginning to be considered in a few jurisdictions, but thermal energy networks — as a significant efficiency option for electricity as well as an alternative to gas for heating — may spark accelerated adoption of integrated planning.

Environmental justice is not just about protecting the “outdoors” - it’s about making sure the places we live, play, gather, and pray are healthy and safe for all communities.

This resource by Energize Delaware analyzes rooftop and parking-lot solar generation potential plus lighting and AC savings for K-12 public school districts in Delmarva Power's service territory.

This article examines whether adopting newer residential building codes affects home prices, analyzing home sales data and code adoption trends across 26 states. It explores the relationship between modern building codes, housing affordability, and the resilience benefits of updated construction standards.

The U.S. Department of Energy (DOE) has developed the following resources to help states, territories, and Tribes apply for and implement their Home Energy Rebates Programs.

Informed by extensive community engagement with low-income communities across Los Angeles, this document outlines the Los Angeles for Resilient and Health Homes (LARHH) coalition's proposed path to decarbonizing buildings equitably.

The Power Sector Competitiveness Dashboard offers a set of indicators that characterize competitiveness of electricity markets in the Southeastern United States.

A majority of states have done little to adopt common-sense practices that reduce the costs and delays that permitting and inspection requirements impose on families wishing to install solar panels and batteries.

From the ever-expanding energy demand of data centers and AI-driven campaigns to weaken appliance standards, to the growing list of repealed regulations intended to protect public health and the environment, 2026 looks different from the future many of us envisioned when we began working on building decarbonization.

The Strategic Energy Investment Dashboard (SEID) map brings these investments together in one place, showing where dollars were invested and the types of energy projects that are happening in every ward, ANC, and Census tract.

Click on a state to see congressional district, county, or zip code data.

How many times more efficient does a heat pump need to be — compared to a gas furnace — to save money on fuel costs? Explore the break-even COP by state, sector, and furnace efficiency.

From July 2021 through June 2025, the TECH Clean California Multifamily Pilot aimed to strategically tackle these challenges and bring heat pump technology to this critical sector.

In a new report, New York University’s Guarini Center on Environmental, Energy and Land Use Law and Marron Institute of Urban Management provide a retrospective analysis of the implementation of local BPS laws using qualitative and quantitative methods. The report is the most comprehensive analysis of BPS implementation to date.

Enterprise Green Communities sets the standard across the U.S. for green affordable homes. The 2026 edition centers three themes – energy, health, and resilience.

The Climate Tech Map seeks to ignite bold, scalable breakthroughs and drive ambitious global investment in existing, emerging, and yet-to-be-discovered climate technologies.

The Maryland Clean Buildings Hub has launched the first version of its Building Decarbonization Incentive Library, which includes incentives Marylanders may be eligible to receive for investments that contribute to building decarbonization goals.

To help more Arizonans find out if they are eligible for the Efficiency Arizona program, the Governor’s Office of Resiliency launched a new resource, the Efficiency Arizona Eligibility Screening Tool.