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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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Leahh3749 Leahh3749
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6 years ago
The loss of permafrost secondary to global warming in parts of Canada, Russia, China, Mongolia, and Alaska is causing
 
  a. the release of CO2 from the soil into the atmosphere
  b. the release of CH4 from the soil into the atmosphere
  c. the release of hydrogen gas from the soil into the atmosphere
  d. the release of nitrogen gas from the soil into the atmosphere
  e. the release of CO2 and CH4 from the soil into the atmosphere
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tru.alxtru.alx
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6 years ago
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6 years ago
You make an excellent tutor!
Marcie D
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Yesterday
Just got PERFECT on my quiz
oscar520000
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2 hours ago
This helped my grade so much Perfect
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