Back to the resource library Pima County Marble Mine Public Comments August 20, 2004 Download EARTHWORKS comments submitted to the AZ State Land Department regarding a limestone mine proposal that would impact endangered species along Cienega Creek. See All Related Resources CERTIFIED GASLIGHTING: Fact Sheet CERTIFIED GASLIGHTING: How gas certification has gained a policy foothold, even as it fails to prove it can accurately detect emissions Earthworks 2024 Campaign Plan Remining for the Energy Transition