4 Questions
What is the current atmospheric methane concentration?
1900 ppb
At what concentration does methane have an anti-greenhouse effect?
1000 ppm
Which minerals weather rapidly when exposed to oxygen?
Uraninite and pyrite
In which rock sequences were the observed 2.45 Ga old rock sequences also found?
Western Australia, South Africa, Fennoscandia
Test your knowledge of atmospheric methane concentration and its impact on the greenhouse effect with this quiz. Explore the effects of different methane concentrations and their implications for the environment.
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