Environmental researchWetlandsCharcoalNitrous OxideNitrogenAir Pollutants
The steep moisture gradient induced by biochar amendment in the capillary zone significantly reduced N2O emissions in constructed wetlands.
Nan Wang, Xin Wang, Zhiqiang Shen, Qin Zhang, Ya-Nan Zhang, Yijian Zhong, Dandan Xu, Yanli Ding, Shaoyuan Bai
Published: 202610.1016/j.envres.2025.123366
Abstract
Achieving synchronous high total nitrogen (TN) removal and low nitrous oxide (N2O) emissions remains a key challenge in constructed wetlands (CWs). We incorporated high water holding capacity biochar into both the capillary zone and the surface layer…
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