@misc{indiciaeb96cfcaa1231, title = {How do hydrological variability and human activities control the spatiotemporal changes of riverine nitrogen export in the Upper Mississippi River Basin?}, author = {Qianyu Zhao and Bin Peng and Zewei Ma and Mengqi Jia and Gregory F. McIsaac and Dale M. Robertson and David A. Saad and Richard E. Warner and Xiaocui Wu and Qu Zhou and Kaiyu Guan}, year = {2025}, doi = {10.1021/acs.est.5c06476}, url = {https://pubs.usgs.gov/publication/70279818}, note = {Source identifier: 70279818} }