Antarctica is the coldest, windiest and driest continent on Earth. The Antarctic ice sheet contains about 7.2 million cubic miles (30 million cubic kilometers) in an area just under 1.5 times the size of the United States. But the southernmost continent is much more than a big block of ice...
Antarctica is melting南极正在消融体裁说明文难度字数271Antarctica is supposed to be an extremely cold place. The 1 mean temperatureof the snow-laden continent's central area is -57C( -70.6F); even the coast 2around -10C(14F).Meltponds3 on February 6, the weather station at Esperanza Base ...
根据“At present, this continent holds about 26.5 million km² of ice. However, nearly one- fifth of the total Antarctic ice sheet surface had experienced observable melting during the past two decades, according to a report released by China's MOST this year.”可知,目前,这片大陆上约有...
Elevated beaches, found on all sides of the continent, in general postdate the youngest glaciation. The highest are more than a hundred feet above sea level, their elevation being due to isostatic rebound following d茅glaciation. Some are pitted, owing to the melting of the ice on which they...
The Totten Glacier in East Antarctica — the continent’s biggest — is single-handedly one of the greatest potential contributors to global sea level rise. If itmelts into the oceanas a result of warming water temperatures, it couldraise sea levelsby more than11 feet. But because it moves ...
Antarctica - Ice, Wildlife, Continent: The geologic evolution of Antarctica has followed a course similar to that of the other southern continents. The earliest chapters in Antarctica’s rather fragmentary record extend far back, perhaps as much as 3 bil
通读全文,尤其是根据In Antarctica(南极洲),about 12.3 million km2 of its area are covered with ice.At present,this continent holds about 26.5 million km22 of ice.However,nearly one- fifth of the total Antarctic ice sheet(冰盖)surface had experienced observable melting(融化)during the past two ...
一、阅读理解A Soot(煤烟) pollution is speeding up climate-driven melting in Antarctica, a new study suggests,raising questions about how to protect the delicate continent from the increasing number of humans who want to visit.“It really makes us question, is our presence really needed?" says...
grow there . The continent has one native insect :the tiny Antarctic midge.Almost all plant and animal life on Antarctica is found near the coasts or in the sea . Among the creatures that call the icy Antarctic waters home is the emperor penguin , ...
The swelling tourism numbers have some experts sounding the alarm about the environmental impacts of the spike in visitors. A 2022 study published in the journalNaturefound that the snow in Antarctica is melting faster because of tourist visits to the continent. The black soot that comes out of...