Physical Geography of North America o USA and Canada span North America from Pacific Ocean to Atlantic Ocean Mountains frame the eastern and western edges ● Central region is vast and fertile plains (one of the most productive in the world) ● All climate types are found in North America from tundra to desert to tropical wetPhysical Geography of North America • USA and Canada span North America from Pacific Ocean to Atlantic Ocean • Mountains frame the eastern and western edges • Central region is vast and fertile plains (one of the most productive in the world) • All climate types are found in North America from tundra to desert to tropical wet