Strong, persistent currents along the western boundaries of the world’s major ocean basins are called “western boundary currents” (WBCs). This chapter describes the structure and dynamics of WBCs, their roles in basin-scale circulation, regional variability, and their influence on atmosphere and climate. WBCs are largely a manifestation of wind-driven circulation; they compensate the meridional Sverdrup transport induced by the winds over the ocean interior. Some WBCs also play a role in the global thermohaline circulation, through inter-gyre and inter-basin water exchanges. After separation from the boundary, most WBCs have zonal extensions, which exhibit high eddy kinetic energy due to flow instabilities, and large surface fluxes of heat and carbon dioxide. The WBCs described here in detail are the Gulf Stream, Brazil and Malvinas Currents in the Atlantic, the Somali and Agulhas Currents in the Indian, and the Kuroshio and East Australian Current in the Pacific Ocean.
Story Behind the Book : Volume 1" collects nearly 40 non-fiction essays on writing and editing speculative fiction written by some of the most exciting authors and editors. Essays cover everything from getting an initial creative burst, worldbuilding, tackling writer's block, to the final process of publication. Some of the essays are personal, some rather technical but all of them, without an exception, provide an unique and fascinating insight into the mind of an author. Contributors include Ian Whates, Michael Logan, Mathieu Blais and Joel Casseus, Mark T. Barnes, Lisa Jensen, Lee Battersby, L. E. Modesitt Jr., Keith Brooke, Joanne Anderton, Jo Walton, F.R. Tallis, Ian R. MacLeod, Guy Haley, Gavin Smith, Francis Knight, Eric Brown, Clifford Beal, Susan Palwick, Rhiannon Held, Ben Jeapes, Nina Allan, Mike Shevdon, Mur Lafferty, Norman Lock, Seth Patrick, Gemma Malley, Freda Warrington, Freya Robertson and more. All proceeds will be donated to Epilepsy Action.
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