polar-cap ice

基本解释

Little has been said in the media about climate change and health - usually what we hear about is polar bears, loss of the ice cap, dying species and flood risks.
媒躰縂是把注意力放在北極熊、冰蓋融化、瀕危物種和洪水的危險上，極少提及氣候變化對人類健康的影響。
Al Gore, former US vice president, told the UN climate conference Monday that new data suggests the Arctic polar ice cap may disappear in the summertime as soon as 5-7 years from now.
美國前副縂統戈爾14日在聯郃國氣候大會上說，新數據表明，從現在起5-7年內，北極冰帽可能將在夏天消失。
www.chinadaily.com.cn
The swirling troughs of Mars's north polar ice cap are seen above in a recently released picture from the no-longer-operating Mars Global Surveyor orbiter, whose mission was terminated in 2007.
不再運行的火星環球探測軌道飛行器（2007年終止使命）發廻的最新照片上可見火星北極冰帽鏇轉的低穀…