Buried but found: First images of a lost Roman town

(Phys.org)—An ancient Italian town, which disappeared after its abandonment 1,500 years ago and now lies buried underground, has been mapped by researchers, revealing the location of its theatre, marketplace and other buildings.

UN warns 25 pct of world land highly degraded

(AP) -- The United Nations has completed the first-ever global assessment of the state of the planet's land resources, finding in a report Monday that a quarter of all land is highly degraded and warning the trend must be ...

The balancing act of producing more food sustainably

A policy known as sustainable intensification could help meet the challenges of increasing demands for food from a growing global population, argues a team of scientists in an article in the journal Science.

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