- 行业: Government
- Number of terms: 30456
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NOAA Coral Reef Conservation Program, National Oceanic and Atmospheric Administration, U.S. Department of Commerce
The exoskeleton and body wall of the stationary trunk of bryozoans.
Industry:Natural environment
The process in which one lithospheric plate collides with, and is forced down under another plate.
Industry:Natural environment
The variability of a statistic from sample to sample due to chance.
Industry:Natural environment
Passed in 1969, the purposes of NEPA are: to declare a national policy which will encourage productive and enjoyable harmony between man and his environment; to promote efforts which will prevent or eliminate damage to the environment and biosphere and stimulate the health and welfare of man; to enrich the understanding of the ecological systems and natural resources important to the Nation; and to establish a Council on Environmental Quality .
Industry:Natural environment
A free-living flatworm belonging to the order Polycladida (Class Turbellaria; Phylum Platyhelminthes). Many species are coral reef inhabitants.
Industry:Natural environment
A member of the Subclass Elasmobranchii of cartilaginous fishes. These include sharks, rays, and skates.
Industry:Natural environment
A record of climatic events found by examining the natural environment (e.g., coral growth bands, tree rings, layers of ice in glaciers).
Industry:Natural environment
A submarine mountain, usually conical in shape and volcanic in origin, that rises 1000 meters or more above the sea floor. Some definitions of seamounts do not include the height criterion.
Industry:Natural environment
Air compressed to a pressure higher than the surrounding atmospheric pressure (ambient pressure).
Industry:Natural environment
