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1基本省情河南省地处南北气候和从山区向平原两个过渡地带,跨长江、淮河、黄河、海河四大流域,共辖18个市,158个县(市、区),总面积16．7万km~2,总人口9717万人,其中农业人口7815万人;全省多年平均水资源总量为413亿m~3,人均437m~3,每公顷6045m~3,远远低于全国平均水平。建国以来,河南历届省委、省政府对农村饮水、降氟改水工程建设非常重视,
1 Basic province of affection Henan Province is located in two transitional zones of north and south climate and from mountain area to plains. It covers 18 major cities and 158 counties (cities and districts) across the Yangtze River, Huaihe River, Yellow River and Haihe River with a total area of 16 70,000 km ~ 2, with a total population of 97,170,000, of which 78,150,000 are agricultural population. The average water resource in the province for many years is 41.3 billion m ~ 3, with per capita 437 m ~ 3 and per hectare 6045 m ~ 3, far below National average. Since the founding of the People’s Republic of China, successive provincial Party committees and provincial governments in Henan have attached great importance to the construction of drinking water and fluoride reduction projects in rural areas,