Species/ecosystem | Fluxa nmol m−2 month−1 | References |
---|---|---|
Ground-level forest floor Sweden | 1.4–1.7 | Hanson et al. [82] Lindberg et al. [68] |
Model estimates hard wood forest | Max 4 | Bash et al. [196] |
Model estimates forest soil | 4 | Bash et al. [196] |
Agricultural crops | Max 11 | Bash et al. [196] |
Temperate forest | 5.0 | Rea et al. [197] |
Deforested site | 50 | Magarelli and Fostier [198] |
Desert soils | 3.6–9.8 | Magarelli and Fostier [198] |
High Hg regions | Max 1500 | Gustin and Lindberg [199] |
Maple | 20 | Hanson et al. [82] |
Oak | 16.4 | Hanson et al. [82] |
Spruce | 6.1 | Hanson et al. [82] |
Prairie grass | 12.5 | Obrist et al. [53] |
Typha sp. | 60 | Gustin et al. [200] |
Average global soil | 1.5 | Selin et al. [201] |