America geographical environment 美国的地理环境

America geographical environment 美国的地理环境

The geographical position 地理位置

American is located in the countries of the western hemisphere. It has a total of 50 states. The northern California is apeninsula in northwest North America, Hawaii is located in the Pacific islands. \"American\and the Bahamas across the sea.

Connection in the northern American border with Canada, in the southern border with Mexico. At the junction ofNorthwest Russia's territorial waters border, 48 states in the west of the Pacific American and connection, in the Eastand the Atlantic handover, south-east of the connection with the Gulf of Mexico. In Alaska and Southern Pacificconnection, connection in the West and the Bering Strait, in the northern and Arctic handover, Hawaii is located in the southwestern Pacific far from the mainland. USA capital is Columbia Washington d.c..

美国是一个位于西半球的国家。它共有50个州。其中阿拉斯加州是位于北美西北部的一个半岛，夏威夷是位于太平洋的群岛。 “美国”，从地理的意义上来讲，是指美国陆地，阿拉斯加，夏威夷，波多黎各，关岛，以及美属维尔京群岛。美国与加拿大和墨西哥陆地接壌,与俄罗斯，古巴和巴哈马隔海相望。

在北部美国与加拿大边界连接，在南部与墨西哥边界连接。在西北部与俄罗斯的领海边境交界，在西面美国的48个州与太平洋连接，在东面与大西洋交接，在东南面与墨西哥湾连接。在南部阿拉斯加与太平洋连接，在西部与白令海峡连接，在北部与北冰洋交接，夏威夷位于远离的太平洋西南部。美国首都是哥伦比亚特区的华盛顿。

The natural environment:USA local topography thing is high, the central low mountains, mainly for the North South direction. East is the ancientAppalachian Mountains form the mountain and the Atlantic coastal plain; the west is composed of the Cordilleraplateau and mountain, including the Rocky Mountains, the Sierra Nevada and West Coast Mountains, as well asbetween two mountains inland plateau and the great basin. The northeast coast and the five Great Lakes is a continental climate temperate forest, because of the Labrador Current and cold air, the winter cold, summer is mild,rainy snow, the annual average precipitation 1000 millimeters; the southeastern and Gulf of Mexico belongs to thesubtropical forest climate, by the Gulf of Mexico warm current influence, warm and humid, the average annual rainfall of 2000 mm or more; the Central Plains, cold and heat flow can march into, hot summer, cold and snowy winter;western inland plateau dry winter cold, summer is hot and dry, the average annual rainfall of 500 mm below the SouthWestern Pacific coast; belongs to subtropical Mediterranean climate, the north is maritime temperate broad-leaved forest climate. 自然环境：美国本土地势东西高，低，主要山脉为南北走向。东部是阿巴拉契亚山脉构成的古老山地及大西洋沿岸平原；西部是科迪勒拉山系构成的广大高原和山地，包括东侧落基山脉、西侧内华达山脉和海岸山岭，以及两山之间的内陆高原和大盆地。东北部沿海和五大湖区属性温带阔叶林气候，因受拉布拉多寒流和南下冷空气影响，冬季较冷，夏季较温和，多雨雪，年平均降水量1 0 0 0 毫米左右；东南部和墨西哥湾沿岸属亚热带森林气候，受墨西哥湾暖流影响，温暖湿润，年平均降水量2 0 0 0 毫米以上；中部平原，寒暖气流均可长驱直入，夏季炎热，冬季寒冷多雪；西部内陆高原冬季干燥寒冷，夏季干燥炎热，年平均降水量5 0 0 毫米以下；西部太平洋沿岸的南段属亚热带地中海式气候，北段属海洋性温带阔叶林气候。

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班别：六（5）班 姓名：陈皓