[新聞] 陳菊首創引進海水灌下水道 成功消滅孑孓 已回收
陳菊首創引進海水灌下水道 成功消滅孑孓
〔即時新聞/綜合報導〕台南市登革熱疫情延燒,或許可借鏡一市之隔高雄市成功的防治
經驗!原來去年市長陳菊首創引進海水灌進下水道,利用海水鹽度的滲透壓讓污水裡的孑
孓脫水而死,病媒蚊的幼蟲統統out,防疫零死角。
去年7月31日晚間11時55分,高雄市前鎮區與苓雅區發生氣爆事件,市區多處道路被炸毀
、滿目瘡痍,更慘的是,氣爆過後連日大雨,災區到處積水成為登革熱病媒蚊孳生的溫床
,當時高雄市登革熱疫情十分嚴峻,所以「花媽」陳菊在去年11月創下台灣首例,引進海
水灌進下水道滅蚊。
「三立新聞」報導,高雄市政府去年11月首度抽取鹽分較高的前鎮漁港海水,載運到登革
熱疫情嚴重的前鎮區和三民區,將海水灌進下水道,由於外海的海水鹽度高達30PSU,可
以利用滲透壓原理,讓蚊子幼蟲孑孓脫水死亡。
報導引述高雄市衛生局疾病管制處技正陳朝東說法,「泡在鹽水裡面,你的滲透壓會改變
,你就會脫水,也是12小時孑孓通通死掉。」
至於高雄市政府的防治成效如何?數字會說話,透過去年8月的病例數來看,當時有1128
個病例,不過從11月開始灌海水滅蚊,今年8月只出現418個病例,染病患者只剩三分之一
。
http://news.ltn.com.tw/news/life/breakingnews/1438706
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