生命，水和环境(Life,WaterandEnvironment)
<p> 生命，水和环境</p><p> <span word="Water">Water</span> <span word="is">is</span> <span word="important">important</span> <span word="in">in</span> <span word="our">our</span> <span word="life">life</span>. <span word="As">As</span> <span word="humans">humans</span>, <span word="we">we</span> <span word="are">are</span> <span word="water">water</span> <span word="and">and</span> <span word="oxygen">oxygen</span> <span word="based">based</span> <span word="organisms">organisms</span>, <span word="as">as</span> <span word="are">are</span> <span word="many">many</span> <span word="organisms">organisms</span> <span word="on">on</span> <span word="earth">earth</span>. <span word="Without">Without</span> <span word="water">water</span>, <span word="we">we</span> <span word="will">will</span> <span word="dehydrate">dehydrate</span> <span word="and">and</span> <span word="die">die</span>.</p><p> <span word="The">The</span> <span word="earths">earths</span> <span word="crust">crust</span> <span word="makes">makes</span> <span word="up">up</span> <span word="less">less</span> <span word="than">than</span> 1% <span word="of">of</span> <span word="the">the</span> <span word="earth">earth</span> <span word="and">and</span> <span word="all">all</span> <span word="the">the</span> <span word="oceans">oceans</span> <span word="on">on</span> <span word="the">the</span> <span word="planet">planet</span> <span word="are">are</span> <span word="in">in</span> <span word="the">the</span> <span word="earths">earths</span> <span word="crust">crust</span>. <span word="Therefore">Therefore</span>, <span word="water">water</span> <span word="makes">makes</span> <span word="up">up</span> <span word="less">less</span> <span word="than">than</span> 1% <span word="of">of</span> <span word="the">the</span> <span word="earth">earth</span>. <span word="One">One</span> <span word="drop">drop</span> <span word="of">of</span> <span word="water">water</span> <span word="is">is</span> <span word="one">one</span> <span word="drop">drop</span> <span word="of">of</span> <span word="life">life</span>. <span word="The">The</span> <span word="human">human</span> <span word="body">body</span> <span word="is">is</span> <span word="something">something</span> <span word="like">like</span> 70% <span word="water">water</span>. <span word="We">We</span> <span word="heavily">heavily</span> <span word="reply">reply</span> <span word="on">on</span> <span word="water">water</span> <span word="to">to</span> <span word="survive">survive</span>.</p><p> <span word="We">We</span> <span word="need">need</span> <span word="to">to</span> <span word="take">take</span> <span word="care">care</span> <span word="of">of</span> <span word="water">water</span>. <span word="As">As</span> <span word="the">the</span> <span word="progress">progress</span> <span word="of">of</span> <span word="our">our</span> <span word="society">society</span> <span word="is">is</span> <span word="ongoing">ongoing</span>, <span word="more">more</span> <span word="and">and</span> <span word="more">more</span> <span word="pollutants">pollutants</span> <span word="have">have</span> <span word="been">been</span> <span word="released">released</span> <span word="to">to</span> <span word="the">the</span> <span word="water">water</span> <span word="resources">resources</span> <span word="such">such</span> <span word="as">as</span> <span word="rivers">rivers</span> <span word="and">and</span> <span word="oceans">oceans</span>. <span word="A">A</span> <span word="drop">drop</span> <span word="of">of</span> <span word="water">water</span> <span word="is">is</span> <span word="a">a</span> <span word="life">life</span>. <span word="As">As</span> <span word="human">human</span> <span word="being">being</span>, <span word="we">we</span> <span word="should">should</span> <span word="take">take</span> <span word="good">good</span> <span word="care">care</span> <span word="of">of</span> <span word="our">our</span> <span word="water">water</span>; <span word="we">we</span> <span word="should">should</span> <span word="save">save</span> <span word="water">water</span>!</p><p> </p>
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