Find out more about the continent of North America with this KS2 primary geography guide from BBC Bitesize. ... Map of North America. Back to top. Physical geography. Climate.

A map shows the ozone hole above Antarctica in September, when it was the size of North America. The ozone protects the Earth from the sun's ultraviolet rays.

Seismic waves pass through different geological features at different speeds. This map shows seismic speed in the Earth’s crust at 200 kilometers depth across the continental United States and ...