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Search Results for “Ecosystem”
 
 
1) ecosystem. The Columbia Encyclopedia, Sixth Edition. 2001
...ecosystem, see ecology....

2) wetlands. The Columbia Encyclopedia, Sixth Edition. 2001
...Because wetlands have poor drainage, the area is characterized by sluggish or standing water that can create an open-water habitat for wildlife. Wetlands help to...

3) ecology. The Columbia Encyclopedia, Sixth Edition. 2001
...The study of an individual organism or a single species is termed autecology; the study of groups of organisms is called synecology. 1 The EcosystemWithin the biosphere-the...

4) forest. The Columbia Encyclopedia, Sixth Edition. 2001
...The science concerned with the study, preservation, and management of forests is forestry. A forest is an ecosystem-a community of plants and animals interacting...

5) Joshua Tree National Park. The Columbia Encyclopedia, Sixth Edition. 2001
...Joshua Tree National Park, 1,022,703 acres (414,050 hectares), S California. Lying between the high Mojave Desert and the low Colorado Desert, this park has a unique...

6) population. The Columbia Encyclopedia, Sixth Edition. 2001
...Population Growth History and EvolutionGeneral population increase in the world was negligible until the Industrial Revolution. From the time of the Roman Empire...

7) geodesic dome. The Columbia Encyclopedia, Sixth Edition. 2001
...Popular in recent years as economical, easily erected buildings, geodesic domes are geometrically determined from a model and may be constructed from limited materials....

8) complexity. The Columbia Encyclopedia, Sixth Edition. 2001
...The basic concept of complexity is that all things tend to organize themselves into patterns, e.g., ant colonies, immune systems, and human cultures; further, they...

9) defoliant. The Columbia Encyclopedia, Sixth Edition. 2001
...Their main military objective is to deprive the enemy of cover. In addition they have been used on food crops that have been considered potential sustenance for the...

10) Pine Barrens. The Columbia Encyclopedia, Sixth Edition. 2001
...Pine Barrens, coastal plain region, c.3,000 sq mi (7,770 sq km), S and SE N.J.; composed chiefly of sandy soils, swamp-edged streams, pine stands, and tracts of cranberries...

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