Environment


Collecting soil sample in a bottomland wetland forest, Mississippi Valley.
January 18, 2017

Huckleberry Finn wouldn’t recognize today’s lower Mississippi River. Massive walls separate the river from low-lying lands along the...

Collecting soil carbon data in field, New South Wales
January 11, 2017

The hottest months. The snowiest winters. Catastrophic floods and droughts.

West Virginia Water Research Institute sample of Elk and Coal River sediment
January 04, 2017

Jennifer Weidhaas was teaching in West Virginia on January 9, 2014 when about 10,000 gallons of chemicals leaked into the Elk River. The concrete...

Drought tolerant wheat under portable rainout shelter
December 14, 2016

In many parts of the world, lack of sufficient water makes it difficult – or impossible – to grow...

Mural in Laramie, Wyoming, "Growth."
December 07, 2016

The Earth’s critical zone isn’t called critical for nothing. Known as our planet’s outer skin, it is essential for human...

Corn rows in Minnesota test plot
November 30, 2016

Corn farmers in Minnesota and across the northern Corn Belt often must plant in cold, damp spring soils that can slow early season growth. This...

X-ray fluorescence device in use
November 02, 2016

Name a current environmental challenge. Global climate change? Loss of endangered species? What about soil contamination?

Soil pollution...

Haile Tewolde in field of cotton with poultry litter
October 10, 2016

There are more chickens in the United States than people in the entire world. Raising huge numbers of chickens generates large quantities of waste...

Dairy farm in County Down, Ireland
October 05, 2016

In 1990, many streams in Northern Ireland were so polluted they couldn’t sustain fish. “Farmers said they were worried about their...

Salt crystals on treated soil surface vs. untreated brine-contaminated soil
September 28, 2016

North Dakota's oil boom can have a salty side-effect. Wastewater from oil drilling and hydraulic fracturing – or fracking – is...