9 pp., This briefing is submitted by the Deep Sea Conservation Coalition (DSCC), a coalition of over 70 non-governmental organizations concerned about the deep sea. The deep sea is facing large-scale industrial exploitation as mining of the deep seabed for minerals fast becomes reality. Deep seabed mining poses a major threat to the oceans, which are already suffering from a number of pressures including overfishing, pollution, and the effects of climate change.