各种指标的参考值

CH4 CO2 溶存浓度、pCO2

汤逊湖¹

pCO2 平均1321.39μatm, 86 to 10968μatm
CO2 flux 5.52mmol m-2 d-1
dCH4 4.29 to 13.71μmol/L
CH4 flux 5.48*10^-5 to 20.42mmol m-2 d-1

云南龙川河

pCO2 159 to 6591 μatm
dCH4 12 to 5801 nmol L−1²
pCO2 451 to 62712 μatm ³

洪家渡水库

喻元秀⁴

pCO2 入库水体628μatm 坝前水体598μatm 坝下水体3269μatm

参考文献

1. Ma B, Wang Y, Jiang P, et al. The Influence of Seasonal Variability of Eutrophication Indicators on Carbon Dioxide and Methane Diffusive Emissions in the Largest Shallow Urban Lake in China[J]. Water, 2024, 16(1): 136. ↩︎

2. Tang W, Xu Y J, Ni M, et al. Land use and hydrological factors control concentrations and diffusive fluxes of riverine dissolved carbon dioxide and methane in low-order streams[J]. Water Research, 2023, 231: 119615. ↩︎

3. Li S, Lu X X, He M, et al. Daily CO2 partial pressure and CO2 outgassing in the upper Yangtze River basin: a case study of the Longchuan River, China[J]. Journal of Hydrology, 2012, 466: 141-150. ↩︎

4. 喻元秀,刘丛强,汪福顺,等.洪家渡水库溶解二氧化碳分压的时空分布特征及其扩散通量[J].生态学杂志,2008,(07):1193-1199. ↩︎