The Pew Charitable Trusts hosted a presentation by Michael Lodge, secretary-general of the International Seabed Authority (ISA), on Nov. 13 in Washington. Two-thirds of the world’s ocean floor comes under ISA jurisdiction. Secretary-General Lodge underlined the importance of deep-ocean conservation and described strategies to protect ecosystems before and after mining begins. Additional speakers included Tom Dillon, vice president at The Pew Charitable Trusts, and Conn Nugent, director of Pew’s seabed mining project.