Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
teragram .
Etymologies
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Examples
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In preindustrial times, the annual flux of nitrogen from the atmosphere to the land and aquatic ecosystems was roughly 110 – 210 teragrams of nitrogen a year.
Ecosystems and Human Well-being Synthesis~ Appendix A. Ecosystem Service Reports 2008
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The flux of reactive nitrogen to the oceans increased by nearly 80% from 1860 to 1990, from roughly 27 teragrams (1012 grams) of nitrogen per year to 48 teragrams in 1990 (R9).
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Phosphorus is also accumulating in ecosystems at a rate of 10.5 – 15.5 teragrams per year, compared with a preindustrial rate of 1 – 6 teragrams per year, mainly as a result of the use of phosphorus (obtained through mining) in agriculture.
Ecosystems and Human Well-being Synthesis~ Appendix A. Ecosystem Service Reports 2008
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Recent studies estimate that global dust-emission rates falls within a range from less than 1000 to 3000 teragrams (Tg) yr – 1, and about 80% of the dust is from the Northern Hemisphere.
Global dust budget 2007
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The atmosphere contains 4,850 teragrams of methane, 4.85 billion metric tons.
Methane: a dossier James Killus 2007
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The atmosphere contains 4,850 teragrams of methane, 4.85 billion metric tons.
Archive 2007-03-01 James Killus 2007
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Volcanic activity now releases about 130 to 230 teragrams 145 million to 255 million short tons of carbon dioxide each year.
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“Volcanic CO2 emissions are about 130-230 million teragrams”
WSJ: House Energy report on the "mutual admiration society" « Climate Audit 2006
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Volcanic CO2 emissions are about 130-230 million teragrams / year.
WSJ: House Energy report on the "mutual admiration society" « Climate Audit 2006
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According to the EPA, total U.S. greenhouse gas emmissions for 2004 were 7,074.4 teragrams of carbon dioxide equivalents.
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