http://news.bbc.co.uk/2/hi/science/nature/8371773.stm
"The East Antarctic ice sheet has been losing mass for the last three years, according to an analysis of data from a gravity-measuring satellite mission."
"The East Antarctic ice sheet has been losing mass for the last three years, according to an analysis of data from a gravity-measuring satellite mission."
Vastaukset 3
Vanhimmat
No jopas oli taas "uutinen". Saitko ollenkaan nukuttua tuollaisen kauhean uutisen jälkeen?
Eli sinulla ei ollut yhtään mitään sanottavaa asiaan.
"Its ice cover was significantly thicker during the last Ice Age; as the ice melted, the weight pressing down on the rock abated, and the rock is "isostatically rebounding".
Readings from satellite missions have to be adjusted to allow for this rebound - and that is one source of uncertainty when trying to assess the significance of the new research, according to Richard Alley, one of the world's leading glaciologists. "
""It's easy to jump to the conclusion that it's exceptional because it's the first time we've recorded it, but we do need a baseline of how things have been in the past so we do need to be cautious," said the University of Kansas researcher."