1 Noah makes fun of Oliverâs dead mother, so Oliver smacks him one. 2  Oliver runs away to London. 3  On his way, he gets picked up by the Artful Dodger, who promises to take Oliver to a gentleman who will give him a place to stay.
Ice sheets are important because they are at sea level, where climate change shows up. Melting ice sheets can be an early warning sign of global warming. We need to know what's happening to the ice because it is a major component of the Earth's climate system; it affects the climate and is effected by it.
Understanding why the ice formed on Greenland three million years ago will help understand the possible response of the ice sheet to future climate change.here have been many reports in the media about the effects of global warming on the Greenland ice-sheet, but there is still great uncertainty as to why there is an ice-sheet there at all.