related tags: 1A1B1E 4B5057 687E97 4E5054 747F8B 98AFC7 A4AFBB C5D9EF D0DAE4 bog burnsbog carbondioxide climate co2 covariance eddy eddycovariance fluxnet fluxtower gases greenhouse methane micrometeorology photosynthesis research respiration ubc universityofbritishcolumbia 181920