Table 10 Current knowledge gaps for the 16 key intervention/exposure groups for lowland peatland
Intervention/exposure-vs-comparator | CH4 | N2O | NEE CO2 | RecoCO2 | DOC |
|---|---|---|---|---|---|
Cropped-vs-bare | 2 (1) | 1 | 0 | 1 (1) | 0 |
Drained and restored-vs-undrained | 0 | 0 | 1 | 1 | 0 |
Drained-vs-undrained | 9 (4) | 5 (5) | 3 | 10 (5) | 4 |
Dry-vs-wet | 2 | 3 | 1 (1) | 1 (1) | 0 |
Extracted and restored-vs-natural | 0 | 0 | 1 | 1 | 0 |
High intensity farmed-vs-low intensity farmed | 5 | 6 | 0 | 2 (1) | 1 |
Fertilised and grazed-vs-unfertilised and mown | 0 | 1 | 0 | 0 | 0 |
Fertilised-vs-less fertilised | 2 (1) | 2 (4) | 2 | 2 (1) | 0 |
Grass-vs-forest | 1 | 1 | 0 | 1 | 0 |
Grazed-vs-mown | 3 | 1 | 0 | 0 | 0 |
Irrigated-vs-non-irrigated | 0 | 1 | 0 | 0 | 0 |
Mineral soil dressed-vs-undressed peat | 0 | 1 | 0 | 0 | 0 |
Old abandoned-vs-recently abandoned | 0 | 0 | 0 | (1) | 0 |
Old afforested-vs-recently afforested | 1 | 1 | 0 | 1 | 0 |
Poor-vs-rich | 1 | 0 | 0 | 1 | 2 (1) |
Restored-vs-unrestored | 4 | (1) | 0 | 3 (3) | 8 |