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Petey 7-6.6
Enviromental challenges
Question | Answer |
---|---|
Megalopolis | Areas where cities have grown so large they run into each other |
Developing Country | Countries seeking to industrialize |
Developed Country | Have long been industrialized and can offer a higher standard of living |
Standard of living | The measure of a person's wealth and personal happiness |
Deforestation | The clearing of forests |
Habitat | The special environments required for particular organisms to live there |
Desertification | The turning of fertile soil into desert |
Subtsistence farmers | Farmers growing just enough food to meet their needs |
Slum | The rundown, poverty stricken portions of a city |
Nonrenewable resource | When products such as Coal, petroleum, and natural gas are used up they're gone forever |
Acid rain | Poisonous downpour |
Greenhouse affect | Gases trap solar energy in the form of heat |
Chlorofluorocarbons (CFCs) | The gases used in aerosol cans and foam packaging |
Ozone layer | A thin protective layer of gas in the upper atmosphere |
Ozone hole | The depletion of the ozone layer |
Sustainable development | Economic development that does not limit the ability of future generations to meet their needs |
Green revolution | Provided new strains on things like rice and corn |
Droughts | A long period of time without rain |