Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- verb Simple past tense and past participle of
biodegrade . - adjective Subject to
biodegradation
Etymologies
Sorry, no etymologies found.
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Examples
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When gasoline leaked from tanks, the MTBE mixed easily with water and soil and biodegraded much slower than gasoline's other ingredients.
Gasoline additives probably don't affect fuel's environmental impact very much 2011
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The operative question is how many of the PAHs have biodegraded in the interim.
Researchers Found 40-Fold Increase In Carcinogenic Compounds In Gulf The Huffington Post News Team 2010
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When gasoline leaked from tanks, the MTBE mixed easily with water and soil and biodegraded much slower than gasoline's other ingredients.
Gasoline additives probably don't affect fuel's environmental impact very much 2011
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The operative question is how many of the PAHs have biodegraded in the interim.
Researchers Found 40-Fold Increase In Carcinogenic Compounds In Gulf Dan Froomkin 2010
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Of note, the government report points out that those microscopic droplets still pose a threat: "until it is biodegraded, naturally or chemically dispersed oil, even in dilute amounts, can be toxic to vulnerable species."
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"We know that a significant amount of the oil has dispersed and been biodegraded by naturally occurring bacteria."
Oil in gulf is degrading, becoming harder to find, NOAA head says 2010
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So the good news is maybe half the oil has been burned off, skimmed and dumped, evaporated in the heat, eaten by bacteria in an anaerobic process that also sucks oxygen out of the water, or otherwise biodegraded.
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Professor IRA LEIFER (University of California, Santa Barbara): One would expect that of the oil that was dispersed and dissolved, that probably about five to 10 percent would likely have been biodegraded at this point.
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And at Nalco, the Illinois-based manufacturer of COREXIT, spokesman Charles Pajor pointed to a 1994 French research-institute finding that "COREXIT 9500 largely biodegraded in 28 days."
Susan Buchanan: Feds to Add Dispersant Test to Seafood Safety Tools 2010
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Of note, the government report points out that those microscopic droplets still pose a threat: "until it is biodegraded, naturally or chemically dispersed oil, even in dilute amounts, can be toxic to vulnerable species."
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