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Vocabulary (4-1)(5-1) quiz

Development The construction of buildings, roads, bridges, dams, and other structures.
Litter The very top layer of dead leaves and grass.
Topsoil The next layer, a mixture of rock fragments, nutrients, water, air, and decaying animal and plant matter.
Subsoil Below the topsoil, contains same things as topsoil, although has less decaying animal and plant matter.
Bedrock Earth's crust.
Desertification The advance of desert-like conditions into areas that were previously fertile.
Land Reclamation The process of restoring an area of land to a more natural, productive state.
Air Pollution A change to the atmosphere that has harmfull effects.
Emissions Particles and gases that are released into the air.
Photochemical Smog A thick, brownish haze formed when certain gases in the air react with sunlight.
Ozone The gases react in the sunlight and produce a form of oxygen.
Acid Rain Precipitation that is more acidic than normal.
Ozone Layer A layer of the upper atmosphere about 30 kilometers above Earth's surface.
Global Warming Predicts that the increase in carbon dioxide will cause the average temperature to continue to rise.
Greenhouse Effect The trapping of heat near Earth's surface.
Created by: ilievam969