Haojia Ren

Iron Fertilization of the Subantarctic Ocean During the Last Ice Age

Alfredo Martínez‐García, Daniel M. Sigman, Haojia Ren et al. · Science · 2014 · 530 citations

Engineering, Paleoceanography, John H. Martin +18

Foraminiferal Isotope Evidence of Reduced Nitrogen Fixation in the Ice Age Atlantic Ocean

Haojia Ren, Daniel M. Sigman, Anna Nele Meckler et al. · Science · 2008 · 196 citations · Full text

Eutrophication, Engineering, Paleoceanography +16

21st-century rise in anthropogenic nitrogen deposition on a remote coral reef

Haojia Ren, Yi-Chi Chen, Xingchen Wang et al. · Science · 2017 · 139 citations

Isotopic composition of skeleton-bound organic nitrogen in reef-building symbiotic corals: A new method and proxy evaluation at Bermuda

Xingchen Wang, Daniel M. Sigman, Anne L. Cohen et al. · Geochimica et Cosmochimica Acta · 2014 · 100 citations

Biology, Organic Geochemistry, Biogeochemistry +12

Nitrogen isotope evidence for expanded ocean suboxia in the early Cenozoic

Emma Kast, Daniel A. Stolper, Alexandra Auderset et al. · Science · 2019 · 99 citations · Full text