Table 2. Estimated monthly and annual CH4 uptake fluxes at Axel Heiberg Island, Nunavut, Canada.
| Multi-model mean 1900–1999 | Multi-model mean 2090–2099 | T 2011 | T+1°C | T+6°C | |
|---|---|---|---|---|---|
| Est. monthly flux (μg CH4-C m−2 month−1) | |||||
| Jan | 0 | 0 | NA | NA | NA |
| Feb | 0 | 0 | NA | NA | NA |
| Mar | 0 | 0 | NA | NA | NA |
| Apr | 0 | 0 | 0 | 0 | 0 |
| May | 0 | 0 | 0 | 0 | 0 |
| Jun | −8 | −25 | −82 | −87 | −117 |
| (UCI: −25; LCI: −2) | (UCI: −41; LCI: −15) | (UCI: −100; LCI: −67) | (UCI: −104; LCI: −73) | (UCI: −172; LCI: −80) | |
| Jul | −19 | −32 | −109 | −115 | −154 |
| (UCI: −35; LCI: −10) | (UCI: −51; LCI: −38) | (UCI: −148; LCI −80) | (UCI: −166; LCI: −80) | (UCI: −301; LCI: −79) | |
| Aug | −5 | −18 | −71 | −76 | −103 |
| (UCI: −21; LCI: −1) | (UCI: −34; LCI: −10) | (UCI: −96; LCI: −53) | (UCI: −97; LCI: −60) | (UCI: −133; LCI: −79) | |
| Sept | 0 | −5 (UCI: -22; LCI: 1) | 0 | 0 | 0 |
| Oct | 0 | 0 | NA | NA | NA |
| Nov | 0 | 0 | NA | NA | NA |
| Dec | 0 | 0 | NA | NA | NA |
| Est. annual flux (mg CH4-C m−2 year−1) | |||||
| −0.4 | −1.8 | −8 | −8.5 | −11.5 | |
| (UCI: −0.9; LCI: −0.2) | (UCI: −3.1; LCI: −1.6) | (UCI: −10.5; LCI: −6.1) | (UCI: −11.3; LCI: −6.5) | (UCI: −18.6; LCI: −7.3) | |
Abbreviations: LCI, lower confidence interval; NA, not available; UCI, upper confidence interval.