PFAS pose a public health risk, but there are major gaps in our knowledge of how these chemicals move through the ground.
Geochemistry
Posted inResearch Spotlights
A New Look at Preindustrial Carbon Release from the Deep Ocean
New research could help inform future studies of how the release of carbon dioxide from the Southern Ocean might affect global climate change.
Posted inNews
Earth’s Lower Mantle Is Drier Than Previously Thought
Scientists have long known that the two layers of Earth’s mantle have different chemical compositions. Now, modeling shows that different water concentrations may keep them from mixing.
Posted inResearch Spotlights
Impact of Climate on River Chemistry Across the United States
Findings of a new study have implications for water quality, aquatic ecosystem health, and water treatment and management as the world warms.
Posted inFeatures
Fernando Temprano-Coleto: Going with the Flow
A career in fluid mechanics is both intellectually stimulating and well suited to solving environmental problems.
Posted inFeatures
Lina C. Pérez-Ángel: Proud to Study Paleoclimate in Colombia
As a young Latina, Pérez-Ángel brings a fresh perspective to paleoclimatology.
Posted inNews
Sorting Minerals Differently Could Usher a New Era for Mineralogy
Grouping minerals by how they were formed yields insights into our planet’s evolution across billions of years.
Posted inNews
Fossil Fuels Drive Increase in Atmospheric Helium
After decades of uncertainty, scientists have finally shown that fossil fuel extraction has flooded the atmosphere with 4He.
Posted inResearch Spotlights
Higher Lead Concentrations Found in Diseased Bones
Researchers compared trace element concentrations in patients with and without osteoporosis, finding possible differences in bone geochemistry between the groups.
Posted inResearch Spotlights
Mediciones pareadas de gases: ¿un nuevo trazador biogeoquímico?
Una técnica que mide la relación entre el dióxido de carbono producido y el oxígeno consumido podría mejorar las predicciones de la respuesta del suelo al cambio climático.