Back to the resource library Earthworks’ IRS Letter of Determination September 28, 2015 Download Certification of 501(c)3 status See All Related Resources FACTSHEET: Increasing U.S. Crude Oil Export Capacity via Deepwater Ports Would Continue Harming Communities and the Climate FACTSHEET: DOT’s Outdated Evaluation of Deepwater Crude Oil Ports Civil Society Letter to Industry CEOs on the Consolidated Mining Standard Initiative Impacts of Lithium Mining to the Santa Rosa Lagoon Lacustrine System, Salar de Maricunga