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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Mayoral Letter to State Department on Keystone XL (PDF)

Letters
More than two dozen American mayors from around the United States have sent a letter expressing concern over the proposed Keystone XL tar sands pipeline to Secretary of State Hillary Clinton. The letter was sent March 24, 2011.

Tar Sands Pipeline Safety Risks - Report Map (PDF)

Report
Tar sands crude oil pipeline companies may be putting America's public safety at risk. Increasingly, pipelines transporting tar sands crude oil into the United States are carrying diluted bitumen or "DilBit" -- a highly corrosive, acidic, and potentially unstable blend...

Notice of Intent to Sue EPA (PDF)

Letters
NRDC and EDF provided 60-days’ notice to EPA, as required by the Clean Air Act, of our intent to sue EPA for the agency’s failure to implement or enforce emission guidelines for air pollution from municipal solid waste landfills.

Letter of Concern - Sec. 304 S. 2975 (PDF)

Letters
In a letter to the U.S. Senate, NRDC joined 39 other organizations in raising concern over a controversial nuclear waste provision (Sec. 304) inserted into the FY2019 Energy and Water Development and Related Agencies Appropriations Act (S. 2975), which is...

Letter from Green Group Leaders on Keystone XL, November 2010 (PDF)

Letters
On November 24, 2010, 31 Green Group leaders -- including Peter Lehner from NRDC -- sent a letter to Secretary of State Clinton calling for a Supplemental Environmental Impact Statement (SEIS) for the proposed Keystone XL tar sands pipeline, with...