Spatiotemporal changes of the Chinese coastlines: Landsat imagery from 1975 to 2015

1)State Key Laboratory of Remote Sensing Science,College of Global Change and Earth System Science, Beijing Normal University,100875,Beijing,China;2)University Corporation for Polar Research,100875,Beijing,China;3)Department of Geography and the Environment,University of North Texas,1155 Union Circle,TX 76203,Denton,Texas,USA;4)Joint Center for Global Change Studies,Beijing Normal University,100875,Beijing,China;5)Ministry of Education Key Laboratory for Earth System Modeling,Department of Earth System Science,Tsinghua University,100084,Beijing,China;6)State Key Laboratory of Remote Sensing Science,Institute of Remote Sensing and Digital Earth,Chinese Academy of Sciences.100101,Beijing,China)