The five major ocean gyres. A gyre in oceanography is any large system of circulating ocean currents, particularly those involved with large wind movements. Gyres are caused by the Coriolis effect; planetary vorticity along with horizontal and vertical friction, determine the circulation patterns from the wind curl (torque).
Velogames Fantasy Cycling has been providing fantasy cycling contests since 1997. The centrepiece event is the Velogames Fantasy Tour de France, which attracted almost 40,000 teams in 2015.
NBC Sports Group, the exclusive rights holder of Tour de France coverage in the U.S., will present live and primetime coverage of each stage of the 100th Tour de France, the worldâs most prestigious and grueling cycling race, on NBC, NBC Sports Network, NBC Sports Tour de France Live online and NBC Sports Tour de France Live mobile apps.