Physics

Geology

Isotopic signature

Organic chemistry

Environmental chemistry

Authigenic

Oceanography

Precambrian

Geochemistry

Chemistry

Early Earth

Earth science

Stable isotope ratio

Quantum mechanics

Nitrogen cycle

Nitrogen

Sedimentary rock

Biogeochemical cycle

Isotopes of nitrogen

Earth and Planetary Science Letters

Nitrogen isotope ratios in marine sedimentary rocks have become a widely used biogeochemical proxy that records information about nutrient cycling and…

Pervasive aerobic nitrogen cycling in the surface ocean across the Paleoproterozoic Era