亚洲精品久久久久久一区二区_99re热久久这里只有精品34_久久免费高清视频_一区二区三区不卡在线视频

--- SEARCH ---
WEATHER
CHINA
INTERNATIONAL
BUSINESS
CULTURE
GOVERNMENT
SCI-TECH
ENVIRONMENT
LIFE
PEOPLE
TRAVEL
WEEKLY REVIEW
Learning Chinese
Learn to Cook Chinese Dishes
Exchange Rates


Hot Links
China Development Gateway
Chinese Embassies


20 Natural Lakes Disappear Each Year in China: Report
China's lakes have been shrinking dramatically and seeing more floods as people turn large tracts of lakeside grassland into farmland and extracting the water in tributaries to irrigate the croplands. As a result the nation witnesses an average of 20 natural lakes disappear from the earth each year, according to a latest report released by the State Forestry Administration.

In recent 50 years, nearly 1000 natural lakes have disappeared in central and eastern China when the lakeside grassland was turned to farmland, with the converted area equaling to the total of the nation's five biggest freshwater lakes, statistics said. Now only 83 lakes are left for the Hubei Province, a "province of thousand lakes" who once boasted 1052 lakes in the 50s of last century. The disappearance of lakes has directly cut short the water reserve for big rivers and the risk of blood rise, and this has become a key element holding back the economic development of lake areas.

In the western area, a large batch of lakes have dried up or turned into salt ones due to lack of water sources, strong evaporation and large extraction of water in tributaries, the reported pointed out. Except for the renowned Lop-nor, the east and west Juyan lakes have both been reduced into a stretch of deserts. The Manas Lake in the east of Junggar Basin, which once covered an area of 577.8 square meters, also became saline land and deserts.

Lake is an important type of wetland and also a part of land ecological system, expert said. With economic development and strong interference of human activities China's lake resources have been seriously damaged with those in the west dried up and those in the east polluted.

Deterioration of lake environment has caused frequent floods and thus become an element holding back sustainable development of economy. Now the nation is making efforts to change the situation by returning the converted farmland to lakes.

(People?s Daily October 21, 2002)

Deserts in Western China Apt to Merge
China's Largest Saltwater Lake Shrinks
Two New Saltwater Lakes Separate from Qinghai Lake
Print This Page
|
Email This Page
About Us SiteMap Feedback
Copyright © China Internet Information Center. All Rights Reserved
E-mail: webmaster@china.org.cn Tel: 86-10-68326688
亚洲精品久久久久久一区二区_99re热久久这里只有精品34_久久免费高清视频_一区二区三区不卡在线视频
国内在线观看一区二区三区 | 久久婷婷蜜乳一本欲蜜臀| 一区二区欧美视频| 亚洲精品日韩在线观看| 亚洲黑丝一区二区| 亚洲国产一区二区视频| 亚洲国产精品电影| 亚洲韩国日本中文字幕| 亚洲电影av在线| 久久精品亚洲一区二区三区浴池 | 欧美在线免费一级片| 香蕉久久夜色精品| 欧美一区二区三区视频在线观看 | 久久九九热re6这里有精品| 欧美中文字幕视频| 久久久久久久性| 浪潮色综合久久天堂| 六月婷婷一区| 欧美成在线观看| 欧美黑人一区二区三区| 欧美精品在线极品| 欧美日韩理论| 国产精品久久二区| 国产午夜精品视频| 激情av一区二区| 亚洲国产精品第一区二区三区 | 欧美亚洲一区二区在线| 亚洲电影天堂av| 亚洲精选一区| 亚洲一区二区三区高清不卡| 亚洲欧美另类综合偷拍| 欧美在线欧美在线| 男人插女人欧美| 欧美三级视频在线播放| 国产乱码精品一区二区三区av| 国产亚洲a∨片在线观看| 在线电影一区| 日韩视频永久免费| 亚洲欧美日韩精品久久奇米色影视| 性欧美暴力猛交69hd| 亚洲国产精品传媒在线观看| 一本色道久久88综合亚洲精品ⅰ | 国产欧美精品日韩精品| 国产综合激情| 亚洲日本激情| 亚洲在线黄色| 亚洲国产色一区| 亚洲特级毛片| 久久成人精品无人区| 欧美高清你懂得| 国产精品美女www爽爽爽| 狠狠爱www人成狠狠爱综合网| 亚洲国产综合视频在线观看| 亚洲在线播放电影| 亚洲人成啪啪网站| 午夜亚洲伦理| 欧美国产另类| 国产欧美综合在线| 最新国产乱人伦偷精品免费网站| 亚洲网站在线| 亚洲欧洲日夜超级视频| 欧美一二三视频| 欧美激情欧美激情在线五月| 国产精品入口夜色视频大尺度 | 国产一区二区按摩在线观看| 亚洲欧洲日产国产综合网| 亚洲综合色噜噜狠狠| 亚洲精品一区二区在线观看| 性欧美xxxx大乳国产app| 欧美国产欧美亚州国产日韩mv天天看完整| 国产精品久久久对白| 在线播放国产一区中文字幕剧情欧美| 这里只有视频精品| 亚洲欧洲精品一区| 久久爱www久久做| 欧美偷拍另类| 亚洲国产一区视频| 久久精品国产99精品国产亚洲性色 | 欧美影院久久久| 亚洲一区二区三区欧美| 免费欧美日韩国产三级电影| 国产精品日韩在线观看| 最新中文字幕亚洲| 久久精品国产亚洲一区二区| 午夜视频久久久| 欧美日韩一级视频| 亚洲国产美女久久久久| 欧美综合国产| 午夜精品久久久久久久久久久久久| 欧美理论电影在线观看| 影院欧美亚洲| 欧美在线视频不卡| 先锋影音久久久| 国产精品成人在线| 日韩亚洲国产精品| 日韩视频在线免费| 蜜臀久久99精品久久久画质超高清| 国产精品视频观看| 中文精品视频| 亚洲一二三级电影| 欧美日韩一区三区| 亚洲精品偷拍| 国产一区二区三区黄| 中文在线一区| 最新日韩欧美| 久久嫩草精品久久久精品| 国产精品久久久久久久久久尿| 亚洲人成网站在线观看播放| 亚洲福利精品| 久久久久久久综合日本| 国产美女扒开尿口久久久| 中文高清一区| 亚洲天堂av在线免费观看| 欧美一级黄色网| 欧美一级黄色录像| 国产精品护士白丝一区av| 亚洲毛片在线| 在线视频亚洲| 欧美日韩国产一级片| 亚洲精品在线观看视频| 亚洲开发第一视频在线播放| 牛人盗摄一区二区三区视频| 一区二区在线看| 亚洲国产精品成人综合色在线婷婷| 久久久久久欧美| 好吊成人免视频| 久久精品亚洲乱码伦伦中文 | 激情另类综合| 久久精品一区二区三区四区| 久久伊人精品天天| 伊人久久综合| 亚洲精品一区二区三区樱花| 欧美日韩国产在线播放网站| 亚洲作爱视频| 亚洲欧美日韩国产综合在线 | 国产一区av在线| 久久国产夜色精品鲁鲁99| 久热re这里精品视频在线6| 黄色日韩网站视频| 亚洲精品老司机| 欧美日韩国产精品一区| 一区二区福利| 欧美一区二区在线| 国内精品久久久久影院色| 亚洲黄网站黄| 欧美日韩国产综合视频在线| 亚洲桃花岛网站| 久久久噜噜噜| 亚洲激情一区二区三区| 亚洲午夜羞羞片| 国产欧美欧美| 亚洲第一页中文字幕| 欧美精品乱人伦久久久久久| 夜久久久久久| 久久精品国产欧美激情| 亚洲福利电影| 亚洲资源在线观看| 国产亚洲女人久久久久毛片| 亚洲人体偷拍| 欧美性猛交xxxx乱大交蜜桃| 新67194成人永久网站| 免费在线日韩av| 亚洲视频免费在线观看| 久久精品国产欧美激情| 亚洲精品美女在线观看播放| 午夜精品视频在线观看| 亚洲大胆视频| 亚洲伊人伊色伊影伊综合网| 海角社区69精品视频| 99精品欧美一区二区三区综合在线| 国产精品白丝av嫩草影院| 亚洲第一视频网站| 欧美视频在线观看一区二区| 欧美一区二区三区四区视频| 欧美国产综合视频| 午夜一区不卡| 欧美日本韩国一区| 欧美在线观看一区二区三区| 欧美精品一区二区高清在线观看| 亚洲永久免费精品| 欧美精品日韩精品| 欧美在线视频一区二区| 欧美日韩国产综合视频在线观看中文| 亚洲欧美日韩天堂一区二区| 欧美护士18xxxxhd| 欧美亚洲综合在线| 欧美视频精品在线观看| 亚洲国产精品久久精品怡红院| 国产精品v日韩精品v欧美精品网站| 亚洲电影在线看| 国产精品视屏| 一本大道久久a久久精二百| 狠狠色丁香久久婷婷综合_中| 亚洲一区二区三区国产| 亚洲国产网站| 久久另类ts人妖一区二区| 一区二区三区视频观看| 欧美韩国日本一区| 久久精品一区二区三区不卡牛牛| 国产精品永久免费|