Browsing Physics by Author "Hopkinson, Charles"

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Increased nitrogen export from eastern North America to the Atlantic Ocean due to climatic and anthropogenic changes during 1901-2008

Yang, Qichun; Tian, Hanqin; Friedrichs, Marjorie; Hopkinson, Charles; Lu, Chaoqun; Najjar, Raymond; 0000-0002-1806-4091; 0000-0002-1526-0513; 0000-0002-1526-0513; 0000-0002-7331-8322; 0000-0002-8689-2550; 0000-0003-2828-7595 (2023-01-25)

We used a process-based land model, Dynamic Land Ecosystem Model 2.0, to examine how climatic and anthropogenic changes affected riverine fluxes of ammonium (NH4+), nitrate (NO3-), dissolved organic nitrogen (DON), and ...

Large increase in dissolved inorganic carbon flux from the Mississippi River to Gulf of Mexico due to climatic and anthropogenic changes over the 21st century

Ren, Wei; Tian, Hanqin; Tao, Bo; Yang, Jia; Pan, Shufen; Cai, Wei-Jun; Lohrenz, Steven; He, Ruoying; Hopkinson, Charles; 0000-0002-4840-4835; 0000-0003-2019-9603; 0000-0003-3811-2975; 0000-0002-1806-4091; 0000-0003-3606-8325; 0000-0002-7331-8322; 0000-0001-7920-1427 (2023-01-26)

It is recognized that anthropogenic factors have had a major impact on carbon fluxes from land to the ocean during the past two centuries. However, little is known about how future changes in climate, atmospheric CO2, and ...