科學家用海水與回收金屬製氫

juguowaiwangzhanbaodao，yuekedaxuedekexuejiamenkaifachuleyizhongxinxingeryanghuatanguhuajishu，gaijishuzhuyaoyuanliaoshibeiyuekejunshoujidaodehaishuihehuishoufeijinshu，keyibangzhubuhuodaqizhongchaoguo8.5億噸二氧化碳，同時可以產生大量氫氣可供回收利用。

全(quan)球(qiu)正(zheng)在(zai)努(nu)力(li)降(jiang)低(di)二(er)氧(yang)化(hua)碳(tan)含(han)量(liang)，並(bing)尋(xun)找(zhao)捕(bu)獲(huo)大(da)氣(qi)中(zhong)多(duo)餘(yu)二(er)氧(yang)化(hua)碳(tan)的(de)新(xin)方(fang)法(fa)。來(lai)自(zi)約(yue)克(ke)大(da)學(xue)的(de)實(shi)驗(yan)小(xiao)組(zu)現(xian)在(zai)已(yi)經(jing)找(zhao)到(dao)了(le)一(yi)種(zhong)安(an)全(quan)地(di)將(jiang)二(er)氧(yang)化(hua)碳(tan)捕(bu)捉(zhuo)製(zhi)成(cheng)碳(tan)鈉(na)鋁(lv)石(shi)（一種地殼固體礦物和天然組分）的方法。

研究人員首先將從惠特比灣（Whitby Bay）采cai集ji的de海hai水shui填tian充chong鋁lv反fan應ying堆dui，再zai將jiang二er氧yang化hua碳tan充chong入ru海hai水shui之zhi中zhong
，利li用yong太tai陽yang能neng電dian池chi板ban提ti供gong的de電dian能neng
，導dao致zhi將jiang熔rong融rong鋁lv和he二er氧yang化hua碳tan轉zhuan化hua為wei碳tan鈉na鋁lv石shi。電dian極ji中zhong所suo需xu的de鋁lv可ke以yi從cong廢fei物wu回hui收shou來lai源yuan獲huo得de，例li如ru在zai烹peng飪ren箔bo，餡xian餅bing盤pan或huo者zhe箔bo包bao裝zhuang中zhong回hui收shou。此ci外wai，鋁lv可ke以yi被bei鐵tie取qu代dai。每mei年nian有you數shu千qian萬wan噸dun廢fei鋁lv未wei被bei回hui收shou利li用yong，並bing且qie有you數shu億yi噸dun廢fei鐵tie可ke供gong使shi用yong。使shi用yong地di殼ke中zhong最zui豐feng富fu的de兩liang種zhong金jin屬shu意yi味wei著zhe這zhe個ge過guo程cheng是shi高gao度du可ke持chi續xu的de。

yuqitayongyueryanghuatanchulidedianfanyingxitongbutong，gaifangfabuxuyaoqingqizuoweifanyingqiti
，jidadijiangdilenengyuanchengben。xiangfan，zaigaifanyingzhong，qingqizuoweiguochengdefuchanpinchansheng。qingqishiyizhongwuwurandeqiti，duidichengbenhe“零排放”deranliaoweilaijuyouzhongyaoyiyi。yanjiurenyuanzhengzainulizuidaxianduditigaogaiguochengdenengyuanxiaolv，bingcujinqingqifuchanpinbeishoujiheliyong，weiranliaodianchijiqitalingyugongneng
，ranhouzaixunqiuxiangquanmianshengchanfangxiangfazhan。

據研究人員估計，每年有8.5億噸的二氧化碳可以利用該方法進行固化處理，這將為解決溫室效應和促進氫能社會做出巨大貢獻。