In some areas of the Amazon rainforest, trees green up as a response to drought, while in others they die off. Scientists are trying to understand why.
soils
Posted inFeatures
Thanh Huong “Helen” Nguyen: Chasing Down Pathogens
An environmental engineer addresses some of public health’s biggest problems.
Posted inNews
Researchers Find Bacterial Communities Deep Beneath the Atacama
Extremophile microbes exist in the gypsum-rich “fringes” of the driest place on Earth.
Posted inEditors' Highlights
Unlocking Earth’s Terrestrial Sedimentary Record with Paleosols
Harnessing the micro-stratigraphy of pedogenic carbonates, scientists have demonstrated that age determination of fossil soils is possible via uranium-lead dating.
Posted inEditors' Highlights
New Observations Provide Insight into Soil Desiccation Cracking
A new application of distributed fiber optic sensing provides early detection of soil desiccation cracking behavior and illustrates, for the first time, the phenomenon of soil crack breathing.
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.
Posted inNews
Cómo el volcán Tungurahua arrojó metales pesados en el suministro alimentario de Ecuador
Cuando el volcán Tungurahua de Ecuador entró en erupción múltiples veces entre 1999 y 2016, las comunidades agrícolas cercanas fueron cubiertas por ceniza, la cual dejó metales pesados en sus cultivos.
Posted inOpinions
How Soil Symbionts Could Unlock Climate-Smart Agriculture
By tracing the evolutionary history of beneficial soil microbes, scientists hope to unearth a sustainable solution for producing food to feed a growing global population.
Posted inNews
How Tungurahua Volcano Dropped Heavy Metals into Ecuador’s Food Supply
When Ecuador’s Tungurahua volcano erupted multiple times between 1999 and 2016, nearby farming communities were covered in ash, which left heavy metals in their crops.