Inmostsituations,lighthelpsussee．Butnowadayshumansareus...
問題詳情：Inmostsituations,lighthelpsussee．Butnowadayshumansareusingtoomuchofitsothatitisinfactakindofpollution．Whenitcomestolookingatthenightsky,toomuchlightmakesitdifficultforustowatchsomeoflife’smostw...