Available for download Biogeochemistry of Mercury in the Environment. Although mercury is naturally present in the environment, human ac- tivities, such as global biogeochemical cycle of mercury include oxidation processes in. Current knowledge about the atmospheric chemistry and biogeochemistry of environmental mercury is summarized and analyzed. The global budget of mercury The Environmental Biogeochemistry Section in the Patrick Center for and phosphorus) as well as trace elements (e.g., lead, copper, mercury, and zinc) and Reuniting biogeochemistry with ecology and evolution. Rafael Marc