This children's guide to our planet covers the geological and environmental processes that (literally) shape our world, from ice ages to global warming, earthquakes to tsunamis. Explore the wonders of the natural world, from the peak of Everest to the very bottom of the Mariana Trench, learning the whole way.This children's guide to our planet covers the geological and environmental processes that (literally) shape our world, from ice ages to global warming, earthquakes to tsunamis. Explore the wonders of the natural world, from the peak of Everest to the very bottom of the Mariana Trench, learning the whole way.