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7-7.7
Environmental Challenges
Question | Answer |
---|---|
Megalopolises | Areas where cities have grown so large they run into each other. |
Developing countries | Countries seeking to industrialize, but still wanting to follow traditional ways. |
Developed countries | Have long been industrialized can offer a higher standard of living. |
Deforestation | One of the by-products of a growing world population. |
Habitat | The special environments required for particular organisms to live. |
Desertification | Turning of fertile land into desert. |
Greenhouse effect | The gases trap solar energy in the form of heat, the same way that a nursery greenhouse does. |
Chlorofluorocarbons | Gases used in aerosols, air conditioning, refrigerators , and foam packaging, has also raised concern amount scientists |
Acid rain | Sulfur gas produced by factories mixes with moisture in the air |
Standard of living | The measure of a persons wealth and personal well-being. |
Droughts | Long periods without rain. |