physical geography(430) geography(285) Atmospheric Science(221) hydrology(131) human geography(128) Hydrometeorology(67) geology(46) Fundamentals of Engineering and Technical Sciences(41) Hydrometric survey(35) Earth Science(31) Hydrogeography(19) Atmospheric chemistry(15) Hydrochemistry(14) Geography and other disciplines(11) Cloud and Precipitation Physics(10) Atmospheric detection(7) Cartography(6) Engineering Geology(6) Hydrological survey(6) Hydrogeology(4) remote sensing geology(4) History of Earth Science(3) Limnology(3) Physics(3) climatology(3) mineralogy(3) Geometric geodesy(2) Other disciplines of Earth Science(2) Other subjects of Geography(2) Biogeochemistry(1) Biology(1) Communication and Transportation Engineering(1) Dynamic meteorology(1) Fluviology and estuarine hydrology(1) Geochemistry(1) Geodesy(1) Geotectonics(1) Geothermal Science(1) Hydrophysics(1) Marine Biology(1) Radioactive geophysics(1) Structural geology(1) marine science(1)

precipitation(140) meteorological elements(91) Statistical table of soil erosion(58) Erosion modulus(56) Statistical table of vegetation coverage(55) Period precipitation(52) Runoff modulus(52) Yellow River Basin(50) flow(49) soil moisture(49) Runoff(47) Runoff coefficient(47) Runoff depth(47) Maximum precipitation(46) hydrology(45) water level(44) Precipitation intensity(41) Statistical table of soil and water conservation measures(40) Soil loss(39) Precipitation(38) Daily precipitation(37) soil temperature(37) latent heat flux(36) Sediment concentration(35) air temperature(34) runoff(33) sensible heat flux(33) Sensible heat flux(30) Sediment transport rate(29) radiation(29) Hydrology(27) runoff depth(27) wind direction(26) Meteorological elements(25) Visibility(25) soil(25) According to the statistical table of man-made soil and water loss plots(24) Wind speed(24) land use(24) Extract of precipitation(23) relative humidity(23) erosion modulus(22) maximum precipitation(22) period precipitation(22) runoff coefficient(22) air pressure(21) vegetation(21) Ground synchronous observation(20) Population(20) temperature(20) wind speed(20) Land use(19) annual runoff(19) automatic weather station(19) Different degrees of soil erosion area(18) Soil moisture content(18) The Yellow River Basin(18) Comprehensive Observation Network for Surface Processes in the Heihe River Basin(17) Soil erosion(17) Temperature(17) airborne ground remote sensing(17) surface radiation temperature(17) Heihe River Basin(16) MODIS(16) short wave radiation(16) soil loss per unit area(16) Average sediment transport rate(15) DEM(15) GPS(15) agriculture and forestry(15) daily average sediment concentration(15) economy(15) education and health(15) meteorology(15) Average sediment concentration(14) Statistical Bulletin(14) runoff modulus(14) visibility(14) Aerospace remote sensing(13) Annual sediment discharge(13) Surface radiation temperature(13) There are 8 first class elements and 25 second class elements in the statistical table of land use(13) Vegetation(13) different coverage areas and proportions of high(13) flood sediment discharge(13) CO2 flux(12) Jinghe River Basin(12) Precipitation extract(12) Snow density(12) average sediment transport rate(12) daily average flow(12) ground remote sensing(12) soil heat flux(12) surface radiation characteristics(12) Annual rainfall(11) Average flow(11) Biomass(11) Snow grain size(11) Soil temperature(11) average sediment concentration(11)

2025(48) 2024(172) 2023(194) 2022(193) 2021(223) 2020(324) 2019(343) 2018(389) 2017(396) 2016(401) 2015(441) 2014(362) 2013(362) 2012(333) 2011(263) 2010(261) 2009(251) 2008(321) 2007(244) 2006(226) 2005(246) 2004(243) 2003(232) 2002(204) 2001(203) 2000(227) 1999(155) 1998(158) 1997(140) 1996(139) 1995(140) 1994(138) 1993(136) 1992(133) 1991(134) 1990(144) 1989(133) 1988(130) 1987(127) 1986(123) 1985(115) 1984(106) 1983(105) 1982(104) 1981(99) 1980(101) 1979(78) 1978(75) 1977(73) 1976(73) 1975(71) 1974(67) 1973(65) 1972(63) 1971(62) 1970(63) 1969(58) 1968(59) 1967(58) 1966(57) 1965(59) 1964(61) 1963(54) 1962(56) 1961(56) 1960(57) 1959(50) 1958(52) 1957(51) 1956(54) 1955(46) 1954(43) 1953(33) 1952(33) 1951(30) 1950(29) 1949(27) 1948(25) 1947(23) 1946(23) 1945(23) 1944(21) 1943(19) 1942(19) 1941(19) 1940(19) 1928(17) 1927(17) 1926(17) 1925(17) 1924(17) 1923(17) 1922(17) 1921(17) 1920(17) 1919(17) 1918(17) 1917(17) 1916(17) 1915(17)

Heihe River Basin(367) Gansu Province(295) Shaanxi Province(270) Yulin(137) Suide(130) Qinghai Province(117) Ningxia Hui Autonomous Region(92) Henan Province(84) Shanxi Province(84) Qingyang(72) Upstream Cold Zone Hydrological Experimental Zone(66) Yellow River Basin(63) China(54) Inner Mongolia(54) Ningxia(50) Hydrological test area in upper cold region(46) Xindiangou(43) Weihe River Basin(40) Gansu(37) The Yellow River Basin(35) Inner Mongolia Autonomous Region(34) Shandong(34) Tianshui(34) Xifeng(32) Ruoqiang County(31) upstream cold region(31) Nanxiaohegou(30) Shandong Province(30) Source area of the Yellow River(30) Qiaogou(28) Xifeng District(28) Aruo Super Station(27) Tarim River National key prevention area(27) Downstream natural oasis experimental area(26) Midstream Artificial Oasis Experimental Zone(25) Qilian County(24) The national key prevention area at the northern foot of Yinshan Mountain(24) Yanjin County(24) Dashalong Station(23) Zhongtiaoshan national key management area of Funiu Mountain(23) Ziwuling Liupanshan national key prevention area(23) Jingyangling Station(22) Sidaoqiao Super Station(22) Tianshan north slope national key prevention area(22) Upstream of the Heihe River Basin(22) Altay Mountain National key prevention area(21) Jinghe River Basin(21) Jiuyuangou(21) Sichuan(21) Sichuan Province(21) hydrological test area(21) Daman Super Station(20) Yimeng Mountain(20) Nanxiaohegou watershed(19) Arou Super Station(18) Upper reaches of Heihe River(18) Intensive observation area in Binggou Basin(17) ejina oasis(17) Wang Maogou(16) Yakou Station(16) Biandukou intensive observation area(15) The upper(14) Xinjiang(14) Xinjiang Uygur Autonomous Region(14) Artificial oasis experimental area in the middle reaches(13) Eling Lake Basin(13) Heihe national key prevention area of Qilian Mountain(13) Maduo County(13) Yellow River(13) Yellow River Source Region(13) Upper reaches of the Heihe River Basin(12) Yellow River sandy coarse sand national key control area(12) Global(11) Heihe Remote Sensing Station(11) Jingyuan County(11) Ningxian County(11) Qingyang City(11) Upstream of Heihe River(11) Yan wa Chuan(11) artificial oasis experimental area in the middle reaches(11) Beijing(10) Mixed Forest Station(10) Peijiamao gully(10) Project support information of Qilian Mountain Heihe national key prevention area(10) Qinghai Tibet Plateau(10) Tianshui City(10) Zhangye Wetland Station(10) Heihe River(9) Hulugou(9) Middle Reaches Artificial Oasis Experimental Zone(9) Middle reaches of Heihe River(9) Upper reaches of the Yellow River(9) qiaozigou(9) upstream cold region hydrological test area(9) Desert Station(8) Gaotai County(8) Huazhaizi Desert Station(8) Lower reaches of the Heihe River Basin(8) Luoyugou(8) None(8)

Loess Plateau Soil and Water Conservation Sub-center(691) Xinjiang and Central Asia Sub-center(11) Yellow River Water Ecology Sub-center(6) Northeast Cold Region Engineering and Environment Sub-center(2)

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