To better quantify the fate of nutrients after they are released from agricultural fields, scientists examine storage and nitrate export regimes in agricultural hydrology systems.
biogeochemistry
Posted inNews
Antarctica’s Ocean Acidity Set to Rise Rapidly by Century’s End
New research shows acidity levels could as much as double by 2100, imperiling fragile ecosystems in the frigid Southern Ocean.
Posted inNews
Olivine May Have Given Life a Jump Start
A mineral common throughout the solar system nudges a reaction that produces sugar molecules from formaldehyde.
Posted inEditors' Vox
OneHealth, Climate Change, and Infectious Microbes
AGU and ASM welcome submissions to a joint special collection focusing on the impacts of climate change and microbes on human well-being.
Posted inResearch Spotlights
Gently Down the Stream: Carbon’s Journey from Land to Sea and Beyond
Movement of carbon from land to ocean and atmosphere plays an important, but understudied, role in the global carbon cycle.
Posted inNews
Rivers Are Warming Up and Losing Oxygen
Researchers used deep learning to fill in the gaps of “patchy” water quality data, revealing decades-long trends toward warmer and less oxygenated rivers that could have worrisome consequences.
Posted inENGAGE, News
Protein Powder Makes Ice Crystals Flower
Dust from Alaska is particularly effective at forming ice crystals because it contains biological components, researchers believe. The finding has implications for cloud physics and our planet’s climate.
Posted inScience Updates
Our Evolving Understanding of Biological Carbon Export
The array of processes and organisms that make up the biological carbon pump has immense influence on Earth’s carbon cycle and climate. But there’s still much to learn about how the pump works.
Posted inNews
More Than Half the World’s Ocean Surface Is Getting Greener
Advances in data analysis help researchers spot shifting ocean colors, which could be associated with climate change.
Posted inEditors' Vox
Air Flow Dynamics in Wet Soils: Challenges and Knowledge Gaps
Modeling air flow in wet porous media relies on quantifying the combined role of fluid and media properties and flow dynamics on the microscale displacement mechanisms and macroscale unstable flow.