For the earth to alter its direction of rotation instanteaneouslu may be impossible, because of fact it might want an infinite volume of ebergy to realize it. Even for it to ensue over an exceptionally long era might require an exceptionally great deal of capacity - a lot extra advantageous than humankind can produce. Supposing that something of the variety did ensue, there may be devastating effects. The earth has a circumference of around 24,000 miles, and rotates as quickly as in only below 24 hours (23h 56m extremely). this potential that on the equator, the substitute of rotation might mean that each thing status on the outdoors might all of sudden locate the outdoors shifting westwards relative to it at 2,000 mph - or extra or less Mach 3, those issues that have been somewhat properly-linked to the outdoors may be bombarded with those much less properly-linked, at extra or less this velocity. The seas are no longer properly-atached, so there may be waves traveling at 2,000 mph or so, inundating super areas of what's now land. There may be huge frictional forces interior the earth, except all of it began spinning the incorrect way on the comparable time. the possibility may be that fritction interior the earth might reason at terrific substantial seismic and volcanic pastime, at worst entire re-melting of the crust. one way or yet another, all existence in the international, different than possibly some very primitive unicelled organisms, may be killed off. opposite to what somebody else has suggested, satellites might proceed to orbit - yet geostationary satellites does no longer be geostationary from now on. they might bypass over any given factor on the equator two times consistent with day now. Telecommunications may be a great deal disrupted, and your satellite tv for pc television does no longer artwork. inspite of the shown fact that, your television may be long previous, and you'd be ineffective, so by no means strategies.