A Submarine ridge no further than 600 feet (a hundred and eighty metres) connects the island physically with North The united states. Structurally, Greenland is really an extension of the Canadian Shield, the rough plateau of your Canadian North that is made up of really hard Precambrian rocks. 格陵兰的植物以苔原植物为主，包括大麻、苔草、羊胡子草和地衣。一些无冰地区除了一些矮小的桦树... https://wvelrvk.newbigblog.com/27904733/manual-article-review-is-required-for-this-article