What is seabed mining? The idea of deep-sea mining has been around for about 150 years. The British warship HMS Challenger in March 1873 hauled up “several peculiar black oval bodies which were ...

Canada is against commercial seabed mining in international waters without a comprehensive understanding of its environmental impacts and a robust regulatory regime, the federal government said on ...

News Environment The Fight Over Seabed Mining Comes to Vancouver Protesters rallied against a Canadian company that aims to lead in deep-sea minerals extraction. Kristen de Jager 7 Jul 2025 The Tyee ...

Most of the seabed in question falls beyond the jurisdiction of any one country. This area, the High Seas, covers a whopping 43% of Earth’s surface. And one group decides whether (and how) to ...

A version of this article appears in print on July 23, 2025, Section A, Page 5 of the New York edition with the headline: Seabed-Mining Firm and Trump Policy vs. Global Treaty.

U.S. Takes Another Step Toward Opening the Seabed for Mining The Interior Department said it would review a new proposal for operations off the coast of American Samoa.