Table 1:
Soil gas concentration values relative to atmosphere in the forest areas indicated. These measurements were taken in July during the northern Arizona monsoon season.
Carbon Dioxide
Methane
Water Vapor
Pristine Forest Soil
2.85 ± 1%
0.66± 1%
1.38 ± 1%
Shultz Forest Soil
1.94 ± 1%
1.51 ± 1%
1.05± 1%
Shultz Oasis Forest
Soil 1.81 ± 1%
1.36 ± 1%
1.0 ± 1%
Cowboy Forest Soil
1.62 ± 1%
1.0 ± 1%
1.02 ± 1%