Table 4 Mean methane (CH4) and nitrous oxide (N2O) fluxes from peatland drainage channels in South-East Asia.

From: Greenhouse gas emissions from ditches in oil palm plantations on tropical peatlands in Malaysia

Country

Setting

CH4flux

(g CH4m−2d−1)

N2O flux

(mg N2O m−2d−1)

References

Indonesia

Cleared, drained, and abandoned peatland

0.164

0

5

Indonesia

Acacia wood plantation, undisturbed 5 years

0.107

2.78

5

Indonesia

Acacia wood plantation, recently disturbed

0.09

0.19

5

Indonesia

Channel through degraded peatland

0.001–0.04

17

Indonesia

Drainage canals

0.09

19

Brunei

Partially drained and partially deforested peatland

0.041–0.45

34

Malaysia

Drainage ditch in oil palm plantation

0.136

18

Malaysia

Drainage ditch in oil palm plantation, 1st rotation)

0.34

− 0.03

This study

Malaysia

Drainage ditch in oil palm plantation, 2nd rotation)

0.42

− 0.20

This study