Investigating the "underground" habitat of Listeria bacteria

The literature describes Listeria as ubiquitous bacteria with widespread occurrence. Yet they only become a problem for humans and animals when they contaminate food processing facilities, multiply, and enter the food chain ...

Using remote sensing to track invasive trees

A team of Agricultural Research Service (ARS) scientists has refined remote sensing tools for identifying invasive Ashe juniper shrubs and trees in central Texas and nearby regions. These findings can help rangeland managers ...

Earthworms—integral ecosystem engineers

Global demands for food and energy are driving research on sustainably using our planet's fast-depleting natural resources. One creative initiative looked to ancient land-use systems that supported millions of people with ...

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