9－2 自然地理（2008年）

位置：重庆位于北纬28度10分-32度13分，东经105度11分-110度11分之间，地处较为发达的东部地区和资源丰富的西部地区的结合部，东邻湖北、湖南，南靠贵州，西接四川，北连陕西，是长江上游最大的经济中心、西南工商业重镇和水陆交通枢纽。1997年3月14日，第八届全国人民代表大会第五次会议通过了设立重庆直辖市的决议，与北京、天津、上海同为四大直辖市。

面积：重庆幅员面积8.24万平方公里，南北长450公里，东西宽470公里。2008年全市共辖19个区：万州区、涪陵区、渝中区、大渡口区、江北区、沙坪坝区、九龙坡区、南岸区、北碚区、万盛区、双桥区、渝北区、巴南区、黔江区、长寿区、江津区、合川区、永川区、南川区；21个县（自治县）：綦江县、潼南县、铜梁县、大足县、荣昌县、璧山县、开县、忠县、梁平县、云阳县、奉节县、巫山县、巫溪县、城口县、垫江县、武隆县、丰都县、石柱县土家族自治县、彭水苗族土家族县、酉阳土家族苗族县、秀山土家族苗族县。

地势：重庆地势由南北向长江河谷逐级降低，西北部和中部以丘陵、低山为主，东南部靠大巴山和武陵山两座大山脉。

河流：主要河流有长江、嘉陵江、乌江、涪江、綦江、大宁河等。

气候：重庆属中亚热带湿润季风气候区，具有夏热冬暖，光热同季，无霜期长，雨量充沛，湿润多阴等特点。2008年平均气温18.6 ℃，年总降雨量985.3毫米。

Natural Environment (2008)

Location:

Chongqing locates at 28°10'～32°13' north latitude and 105°11'～110°11' east longitude. Chongqing has a favorable geographical location with a vast hinterland. With Hubei Province and Hu'nan Province to the east, Guizhou Province to the south, Sichuan Province to the west, Shanxi Province to the north, Chongqing is a large commercial and industrial center, and enjoys convenient communications. Chongqing municipality was established on March 14, 1997.

Area:

Covering an area of 0.0824 million square kilometers, the municipality is 470 kilometers wide from east to west and 450 kilometers long from north to south. There was a total of 19 districts in Chongqing in 2008: Wanzhou, Fuling Yuzhong (center of Chongqing), Dadukou, Jiangbei, Shapingba, Jiulongpo, Nan'an, Beibei, Wansheng, Shuangqiao, Yubei, Ba'nan, Qianjiang, Changshou, Jiangjin, Hechuan, Yongchuan, Nanchuan；And 21 counties in Chongqing: Qijiang, Tongnan, Tongliang, Dazu, Rongchang, Bishan, Kaixian, Zhongxian, Liangping, Yunyang, Fengjie, Wushan, Wuxi, Chengkou, Dianjiang, Wulong, Fengdu, Shizhu, Pengshui, Youyang, Xiushan.

Topography:

Chongqing's eastern is lower than the western, lots of hills in the northwest and the middle areas, with Daba Mountain and Wuling Mountain to the southeast.

River:

The main rivers are Yangtze River, Jialing River, Wujiang River, Fujiang River, Qijiang River and Daning River.

Climate:

Chongqing has a subtropical humid monsoon climate with four distinct seasons. Summer of Chongqing is hot and winter is warm, with a long frost-free period. In 2008 annual average temperature was 18.6 ℃, and annual precipitation was 985.3 mm.