Nitrogen isotope gradients off Peru and Ecuador related to upwelling, productivity, nutrient uptake and oxygen deficiency

An Earth-system perspective of the global nitrogen cycle

Nicolas Gruber, James N. Galloway · Nature · 2008 · 3.5K citations · Full text

Biogeochemistry, Engineering, Environmental Cycle +4

Experimental determination of nitrogen kinetic isotope fractionation: Some principles; illustration for the denitrification and nitrification processes

André Mariotti, J. C. Germon, P. Hubert et al. · Plant and Soil · 1981 · 1.8K citations

Isotope Analysis, Environmental Chemistry, Biogeochemistry +10

Oxygen minimum zones (OMZs) in the modern ocean

Aurélien Paulmier, D. Ruiz‐Pino · Progress In Oceanography · 2008 · 841 citations

Oxygen Minimum Zones, Marine Geology, Chemical Oceanography +7

Vertex: phytoplankton/iron studies in the Gulf of Alaska

John H. Martin, R. Michael Gordon, Steve E. Fitzwater et al. · Deep Sea Research Part A Oceanographic Research Papers · 1989 · 835 citations

Engineering, Phytoplankton/iron Studies, Marine Chemistry +5

A comparison of Eastern Boundary Upwelling Ecosystems

Francisco P. Chávez, Monique Messié · Progress In Oceanography · 2009 · 828 citations

Ecosystem Structure, Ecosystem Impact, Biogeography