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Ecology

Definitions:
acid rains, pollution, charity, habitat, environment class web page , global warming, survive, offset, ultraviolet radiation, ozon layer, ecology, rubbish, shortage, ocean, destruction, nature grading , exstinct,

Answers:
a lack, a vast body of salt water that covers three- fourths of the Eart%27 , continue to live through hadship and adversity, the air, water, minerals, organisms surrounding us, the condition of being destroyed, a layer of gases around the Earth that protects it from the Sun%27s ht, the gradual heating of the atmosphere caused by air pol, compensate, waste material, donations or generous action to aid the poor, ill, or helpless, no longer in existence, science which studies nature, an increse in the temperature near the Earth%27s surface, the natural home of an animal or plant, the universe with all its phenomena, wave lengths shorter than light but longer than X rays , harmful substances that damage the air, warter or land,