Watersheds have unique patterns of silicon export due to differences in subsurface water routing and biogeochemical reactions.
biogeochemistry
Posted inScience Updates
A Sharper Look at the World’s Rivers and Catchments
Digital hydrographic maps have transformed global environmental studies and resource management. A major database update will provide even clearer and more complete views of Earth’s waterways.
Posted inEditors' Vox
Evaluating the Impact and Reach of Biogeochemical Cycles
A new book examines flow of the elements in the biosphere from biological drivers to human influences, and explores the analytical and computational methods used to access biogeochemical cycles.
Posted inNews
Cloud-to-Ground Lightning May Have Struck a Key Ingredient for Life
On early Earth, rock created by lightning strikes to the ground likely held a form of phosphorus necessary for prebiotic chemistry.
Posted inEditors' Vox
Exploring the Engine and Drivers of Soil Formation
A new book presents a multidisciplinary perspective on soil, exploring it as a nexus for water flow, near surface (bio)geochemistry, erosion and deposition, and biologically coupled nutrient cycling.
Posted inOpinions
Implications of Sea Ice Management for Arctic Biogeochemistry
Geoengineering strategies to slow sea ice melting would affect not only Earth’s climate but also the biology and chemistry of the oceans, atmosphere, and ice.
Posted inResearch Spotlights
How Will Climate Change Affect Arctic Stream Slime?
Rising temperatures and thawing permafrost will change nutrient concentrations in Arctic waterways, which will influence the growth of biogeochemically important biofilms.
Posted inResearch Spotlights
Tracking Trace Elements Across the Arctic Ocean
Researchers used data from a pan-Arctic survey of carbon and trace elements to better understand how climate change will affect primary production in one of the fastest warming regions of the world.
Posted inNews
The Shape of Watersheds
Streams in flatter watersheds have carbon cycles more sensitive to temperature increases.
Posted inNews
Human Brains Have Tiny Bits of Magnetic Material
Here’s the first map of the magnetic mineral magnetite in the human brain. Turns out that our brain stem may be full of it.