1. [1] Hartmann DL, Klein Tank AMG, Rusticucci M et al. Observations: Atmosphere and surface. In: Climate change 2013: The physical science basis. Contribution of Working GroupI to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change. Stocker TF et al. Cambridge: Cambridge University Press, 2013.
2. [2] Kuypers MMM, Marchant HK, Kartal B. The microbial nitrogen-cycling network. Nature Reviews Microbiology, 2018, 16(5): 263-276. DOI: 10.1038/nrmicro.2018.9.
3. [3] Beaulieu JJ, Tank JL, Hamilton SK et al. Nitrous oxide emission from denitrification in stream and river networks. Proceedings of the National Academy of Sciences of the United States of America, 2011, 108(1): 214-219. DOI: 10.1073/pnas.1011464108.
4. [4] Borges AV, Darchambeau F, Lambert T et al. Effects of agricultural land use on fluvial carbon dioxide, methane and nitrous oxide concentrations in a large European River, the Meuse (Belgium). Science of the Total Environment, 2018, 610/611: 342-355. DOI: 10.1016/j.scitotenv.2017.08.047.
5. [5] Wang R, Zhang H, Zhang W et al. An urban polluted river as a significant hotspot for water-atmosphere exchange of CH4 and N2O. Environmental Pollution, 2020, 264: 114770. DOI: 10.1016/j.envpol.2020.114770.