The Metals Company reigniting race to mine the ocean floor
British Columbia firm looks to unleash a new era of resource extraction, raising questions over how to protect deep-sea ecosystems we know little about.
New research by the Argonne National Laboratory looks at the role of perovskite oxides that contain lanthanum or strontium, and cobalt combined with oxygen.
The world’s third largest silver mine has been shut since July 2017 after Guatemala's Supreme Court provisionally ordered so following an appeal from environment and human rights organization CALAS.