人要生存(Man Is to Survive)

详细内容

'

nowadayshumanityisfacedwithalotoftroublesomeproblems:energycrisis,cancer,pollution,populationexplosion,tec.theyarethreateningthesurvivalofhumanity.therefore,somepeoplearepessimisticaboutthefutureofhumanity.

theyarepessimisticbecausetheythinkthatlimitedenergyonearthwillbeexhaustedsoon;incurablediseasesarethreateningmorepeople'slives;pollutionisworseningtheenvironment;populationexplosionwillmakefoodshortageevenmoreserious.

actuallytheyneedn'tworrytoomuchabouttheseproblems.scientistswillhavedevelopednewenergyresourcesbythetimeoilandcoalareusedup.besides,scientistsaremakingathoroughstudyofgenesandtheywillmanagetocurecancerbyadjustingthearrangementofgenes.theyarealsomakingeffortstocontrolpollutionandpopulation.furthermore,allthegovernmentsintheworldareconcernedabouttheseproblemsandtheyahvetakenmeasurestosolvetheseproblems.

therefore,wehaveeveryreasontobesurethathumanbeingswillconquernaturebuttheywillneverbeconquered.