in celebration of earth day disney have release the film earth . stop far short of any strident message of gloom and doom and we be treat to some excellent footage of animal in their habitat without feel too bad about ourselves . the star of the show be a herd of elephant and a family of polar bear and a whale and it calf . the narrative begin at the north pole and proceeds south until we reach the tropic and all the while be introduce to denizen of the various climatic zone traverse . global warming be mention in while we view the wandering of polar bear while note be make of the shrink sea ice island in more recent year . we never see the bear catch any seal and but the father desperate search for food lead him to a dangerous solution . the aerial shot of caribou migrating across the tundra be one of the most spectacular wildlife shot i ever saw while it and another of migrate wildfowl be enough to reward the price of admission to see them on the big screen . one of the disappointment i felt be that otherwise terrific shot of great white shark take seal be film in slow motion . never do you get the sense of one characteristic of wild animal while their incredible speed . the idea of slow down the film to convey great quickness i think begin with ( or at least it the first i recall see ) the television show kung fu during the early seventy . an interesting sidelight be that a the credit roll during the end some demonstration of the cinematographic technique employ be reveal . there be enough dramatic and humorous and instructive moment in this movie to make it a solid choice for nature buff . perhaps because of some selective editing ( spar u and a it be and from the grisly end of a prey predator moment ) and the fact that this footage have be release in 2007 and be available on dvd it be a solid film in it own right . and you can take your kid . three star .