Terrestrial nutrient cycling, lichen specimens, past nitrogen cycle perturbations
Kaci Zarek, Vice President (she/her)
Greenhouse gases, aquatic ecosystems, nitrogen & carbon cycling, redox
Mercury, freshwater, methane
Terrestrial biogeochemistry, dendrochronology, nutrient cycling, & plant-soil interactions
Freshwater biogeochemistry, greenhouse gases, ponds, phytoplankton community dynamics
Coral del Mar Valle Rodriguez (she/ella)
Tropical ecology, Ecophys, Drought, Remote Sensing
Arctic, Permafrost, Methane, Biogeochemistry
Allasandra Valdez (she/her)
Grasses & gasses
Soil microbial ecology, soil carbon cycling, and soil microbiomes
Biogeochemistry, trace metals, & restoration
Ecological stoichiometry, wildlife, sodium, and zoogeochemistry
If you would like to become a BESS member, please email biogeo@cornell.edu








