Climate change has made great swaths of the planet drier and soils saltier, jeopardizing food production and water access for billions.
agriculture
Posted inNews
Cover Cropping May Not Be Cash Crop Panacea
Intended to improve soil health, these crops are also associated with moisture depletion at shallow depths, which significantly impacts cash crop yields in arid regions.
Posted inEditors' Highlights
Physics and Biology as Likely Stream Bedfellows
Streambeds are key sites for removal of nutrients and other contaminants through microbial processes, but are limited by diffusion, which can now be modeled from streambed physical properties.
Posted inFeatures
O Legado Rico em Nutrientes nas Terras Pretas da Amazônia
Os solos férteis de terra preta foram criados através de séculos de uso da terra cuidadosamente administrado. Os cientistas estão colhendo referências desses solos para remover o carbono e melhorar o solo para a agricultura.
Posted inNews
Weather Extremes Influence Human Migration Between Mexico and the United States
Undocumented immigrants from agricultural areas in Mexico are most vulnerable to drought and seasonal weather patterns.
Posted inNews
Air Pollution Could Make It Harder for Bees to Navigate
Fine particulate matter in the atmosphere reduces the degree of polarization of sunlight, which insects use to guide themselves home.
Posted inEditors' Vox
Soil Salinization: A Rising Threat to Ecosystems and Global Food Security
As soil salinization intensifies, it poses serious threats to ecosystems, soil health, global food security and socio-economic stability.
Posted inEditors' Highlights
Fixing Pollution from Space Needs Global Coordination
Remote sensing is a tool of choice for monitoring regions for air pollution, but the scale of the problem requires extending geostationary soundings globally.
Posted inNews
Solar Panel Arrays May Affect Soil Carbon Levels
As research ramps up on how to maximize the benefits of colocating agriculture and solar panels, researchers are also beginning to investigate other potential ecosystem benefits.
Posted inNews
Agricultural Lands Are Losing Topsoil—Here’s How Bad It Could Get
A new study says topsoil erosion is likely to increase under climate change, though policy changes now could help stem the loss.