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Lesson 47
Human Impact on Biodiversity
| Question | Answer |
|---|---|
| Biodiversity | variety of all life forms- both in number of species and abundance of organisms of different species |
| Euthanize | to kill humanely- to reduce the suffering or to prevent overpopulation |
| Pollutants | impurities |
| Developed Nations | nations with high levels of industrialization and energy consumption but low percentage of the population, example is the United States |
| Developing Nations | nations with lower levels of industrialization and energy consumption but high percentage of the population, example is most of the continent of Africa |
| Pollution | environmental change that has a negative impact on living organisms |
| Nonrenewable Energy Source | energy source that cannot be restored for human use, such as fossil fuels |
| Renewable Energy Source | energy source that is being replenished, even as it is being consumed- solar energy, geothermal energy, wind energy, and hydropower are examples |
| Geothermal Energy | energy derived from heat in the earth’s core |
| Hydropower | energy from falling or moving water |