Related topics: soil

More testing needed to learn impact of soil radioactivity

Further investigations of soil are needed to understand any possible impacts posed by small amounts of radioactivity, following the testing of a soil sample near Kilby Park in the Fraser Valley, according to the Simon Fraser ...

Soil microbes shift as shrubs invade remnant hill prairies

Perched high on the bluffs of the big river valleys in the Midwest are some of the last remnants of never-farmed prairie grasslands. These patches, edged by forest, are slowly being taken over by shrubs. A recent University ...

DNA reveals new clues: Why did mammoths die out?

Why did mammoths and other large mammals of the tundra suddenly become extinct some 10,000 years ago? It's a question that has divided scientists over the years. Now researchers from Lund University in Sweden (and 30 other ...

NASA Goddard planetary instruments score a hat trick

Planetary instruments from NASA's Goddard Space Flight Center in Greenbelt, Md., hit the trifecta on Dec. 4, running three experiments of the same kind at different places in space.

Martian chemical complicates hunt for life's clues

The quest for evidence of life on Mars could be more difficult than scientists previously thought. A scientific paper published today details the investigation of a chemical in the Martian soil that interferes with the techniques ...

Higher lead levels may lie just below soil surface

A newly published analysis of data from hundreds of soil samples from 31 properties around southern Rhode Island finds that the lead concentration in soil at the surface is not always a reliable indicator of the contamination ...

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