Nitrogen fixationExplores nitrogen fixation, the energy-intensive process of capturing N₂ from the atmosphere to incorporate nitrogen into biomass.
Sulfur and Nitrogen CyclesExplores the environmental significance of sulfur and nitrogen cycles, including key microbial processes and organisms involved.
Nitrogen fixationExplores nitrogen fixation, the incorporation of atmospheric nitrogen into biomass by organisms, and the strategies used to cope with oxygen toxicity.