dead zone

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dead zone

[′ded ‚zōn]
(electricity)
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
leads to an annual ecological disaster in the Gulf of Mexico known as a "dead zone." In a dead zone, algae blooms multiply due to excessive nitrogen and phosphorus entering the water.
(A) creation of a dead zone (B) less oxygen in the water (C) more sharks come around (D) marine life dies off (2) A person who works to protect wildlife is called a--.
According to one report by the United Nations Environment Program, the number of marine dead zones has doubled every decade since the 1960s.
By how many did the number of dead zones increase from the 1990s to the 2000s?
Dead zones occur around the world, but primarily near areas where heavy agricultural and industrial activity spill nutrients into the water and compromise its quality accordingly.
I believe that similar techniques would go far in restoring the dead zones described by Cohen.
Dead zones are created when the algae die off all at once and their little corpses decompose.
Global warming may create 'dead zones' in the ocean that would be devoid of fish and seafood and endure for up to two millennia, according to a study published yesterday.
The toxic areas have been declared "dead zones" because they are too dirty to support normal marine life.
For more than 30 years, scientists have been monitoring the annual recurrence of so-called dead zones in coastal waters, large areas where reduced levels of dissolved oxygen result in the death of much marine life.
All proprietary polypropylene ductless hoods, including the AC5000, utilize a gas phase bonded carbon filter, which eliminates filter dusting and dead zones associated with traditional granular carbon filters.
The United Nations warns such dead zones are becoming more common globally and that the number of seasonal hypoxic areas has doubled each decade since the 1960s.