Deep-Sea Mining and the Water Column

Dr. Rahul Sharma is a freelance consultant in deep-sea mining and former Chief Scientist of National Institute of Oceanography, Goa (India) with an experience of more than 40 years in the field of exploration and exploitation of seabed minerals. He has been a Consultant to International Seabed Authority as well as contributed a chapter on ‘Environmental consequences of deep-sea mining in the Oxford Encyclopaedia. His assignments include Visiting Scientist to Japan, Visiting Professor to Saudi Arabia, and Member of the UNIDO mission ‘to assess the status of Deep-sea mining technologies' in Europe, USA and Japan. He has published 3 books on Deep-sea Mining and edited 3 special issues of international journals, besides writing more than 65 papers and articles in international scientific journals and books as well as presenting papers at about 60 conferences around the world.

• Part 1: General issues and interdisciplinary approach to deep-sea mining.- Chapter 1: Deep-sea mining and the water column –  an Introduction.- Chapter 2: Interdisciplinary approach to Deep Sea Mining - with an emphasis on the water column.- Part 2: Engineering concepts for deep-sea mining, ore handling and processing.- Chapter 3: Contemporary Technological Progress in Deep Sea Mining.- Chapter 4: Handling of bulk solids in a marine environment, from seabed to shore.- Chapter 5: Considerations for using Polymetallic Nodules as alternative metal extraction resource: focus on energy related applications.- Part 3: Approaches to sea surface and water column monitoring.- Chapter 6: Understanding deep-sea turbulence for environmental impact assessments.- Chapter 7: Turbidity at the source: aiming for minimized sediment dispersion during deep-sea mining.- Chapter 8: Applicability of satellite data in the selection of protected areas within REMP- Chapter 9: Assessment of possible environmental impacts using flow-cytometric analysis of metal toxicity in marine phytoplankton.- Part 4: Regional assessment of water column characteristics and management.- Chapter 10: Atmospheric and oceanographic characteristics of the BGR exploration area in the CCZ and model simulations of suspended sediment transport.- Chapter 11: Ocean current observations throughout the water column in the Clarion-Clipperton Fracture Zone, tropical North Pacific.- Chapter 12: Biogeochemistry of the South Indian Ocean – Water Masses, Nutrient Distribution, and Sinking Particulate Matter.- Chapter 13: Multilevel assessment and options for the management of cumulative impacts on pelagic ecosystems in the north-eastern tropical Pacific Ocean.- Chapter 14: Marine mammal communities and human activities in the north-eastern tropical Pacific: Conservation and management strategies.- Part 5: Legal, policy and economic issues of deep-sea mining.- Chapter 15: The water column and seabed mining in the Area – selected environmental legal issues.- Chapter 16: Economic policy considerations for deep-sea mining.- Chapter 17: A Comparative Economic Scenario of Nodules Mining in Pacific and Indian Oceans, Associated Challenges and Their Prospects.- Chapter 18: Economic potential of polymetallic nodules mining.