Changes

| 2018 || September || {{w|Light pollution}} || Research || Chinese scientists from the Institute of Remote Sensing and Digital Earth conduct nighttime light pollution research using a domestically-produced remote sensing satellite.<ref>{{cite web |title=Chinese scientists use domestic satellite to conduct light pollution research |url=http://www.xinhuanet.com/english/2018-09/09/c_137456440.htm |website=xinhuanet.com |accessdate=19 May 2019}}</ref>

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