The bacteria need less food because it's cold, and its metabolism is slowed down, somewhat like a hibernating bear's. ... Lake Vostok is one of more than 70 lakes identified underneath the icy crust of the Antarctic. ... These bacteria need less food the normal bacteria because of a colder environment, which results in lowered metabolism similar to that of a bear hibernating (NASA, Dec. 1999). ... Lake Vostok however takes roughly 13,300 years to remove the entire contents of the lake. ... "These frozen lake water samples will record the passage of the ice sheet and the proces...

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It is important to bear in mind that acid rain is only one segment, of the widespread pollution of the atmosphere facing the world (Reuss & Johnson, 1986). ... Already 140 Ontario lakes are completely dead or dying. ... Limestone or lime (a naturally-occurring basic compound) can be added to acidic lakes to "cancel out" the acidity. ... (Lovrich, et al 1992) Casualties Lakes are not the only things being destroyed. ... Acids rain no longer single out the lakes, forest, and thin soils of the Northeast. ...

• Word Count: 1375
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As population grows, lifestyle changes, if small changes were made, future generations can still have natural resources, polar bears, and a clean, healthy environment. ... This pollution affects the health of living things, and can help create acid rain, which destroys rainforests and lakes. ...

• Word Count: 1735
• Approx Pages: 7
• Has Bibliography