controversies about whether hydropower still provides clean energy. China has a large
number of dams used for energy supply and irrigation, but few studies have been carried out
on aquatic nitrous oxide (N2O) variation and its emissions in Chinese river-reservoir
systems. In this study, N2O spatiotemporal variations were investigated monthly in two
reservoirs along the Wujiang River, Southwest China, and the emission fluxes of N2O were …