Continente Americano, North America, Central America, and South AmericaVersión en línea -División política -Población -Clima -Relieves -Ríos -Lagos Ecosistemas por Salvador Sánchez 1 Political division: politically it is subdivided into 35 sovereign national states, a free state associated with the United States and another 24 territories dependent on European powers 2 Population: 1,002 billion inhabitants 3 Climates: Tropical climate. Equatorial climate. Desert climate 4 Rivers: Mississippi, Colorado, Missouri, Rio Grande, St. Lawrence, Yukon and Mackenzie 5 Lakes: Lake superior, Lake Huron, Lake Ontario, Lake erie, Lake Michigan, Lake Nicaragua and Lake Maracaibo 6 Ecosystems: TUNDRA Permafrost, TUNDRA Interfrost, BOREAL Semi-arid, BOREAL Humid, TEMPERATE Semi-arid, TEMPERATE Humid, MEDITERRANEAN Warm, MEDITERRANEAN Cold, DESERT Tropical DESERT Temperate DESERT Cold, TROPICAL Semi-arid and TROPICAL Humid 7 North America 8 Central America 9 South America 10 American Continent