Data, Reports & Resources

NRDC is a leader and trusted source in environmental policy and research. 

From reports to issue briefs, we ensure accountability through peer review led by our Science Office, which provides data and scientific analysis that help shape and guide NRDC’s policies and positions. We also offer a range of other resources, such as 101 guides and consumer-focused scorecards to increase access to knowledge about how everyone can be a catalyst for change. 

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Advocates Letter for Transmission Planning Rule (PDF)

Letters
Transmission is key to lowering Americans’ electricity bills, improving reliability, and accelerating the transition to a clean grid. We urge the Federal Energy Regulatory Commission to finalize and issue a strong new regulatory framework for transmission planning and cost allocation...

New Mexico Clean Car and Trucks Testimony (PDF)

Testimony
NRDC and allies’ testimony support the New Mexico Environment Department and the City of Albuquerque Environmental Health Department adopting the Advanced Clean Cars II, Advanced Clean Truck, and Heavy-Medium Duty Low NOx Omnibus regulations.

Letter to EPA supporting strong Lead and Copper Rule (PDF)

Letters
In this letter, 79 organizations (including NRDC) urge the U.S. Environmental Protection Agency (EPA) not to weaken an upcoming Safe Drinking Water Act rule based on water utilities’ exaggerated and misplaced concerns about costs. The letter urges EPA to ensure...

California FY24 LSLR IUP Coalition - Comment Letter (PDF)

Letters
This letter, on behalf of 26 organizations, urges the State Water Resource Control Board to ensure the safe and timely identification and removal of lead service lines. The letter requests the Board to make the revisions to the draft 2023-24...

Millions Served by Water Systems Detecting Lead

MapUnited StatesKristi Pullen Fedinick
An analysis by NRDC of the most recent EPA data shows that between January 1, 2018, and December 31, 2020, 186 million people in the United States—a staggering 56 percent of the U.S. population—drank water from drinking water systems detecting…