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.
Protists are important to the earth's ecosystems because they were the first complex life on earth, provide as a food source to many living things, and help clean large bodies â¦ of water.6 people found this useful.or example: they provide foods, medicines and energy; they regulate nutrient recycling and waste; they lock up carbon; they maintain clean air and water, they supply crop pollination, seed dispersal, pest and disease control; they preserve genetic diversity and provide recreation for us all.