Researchers from Tokyo Metropolitan University have revealed how a catalyst in a promising chemical reaction for industry helps make ammonia, a major ingredient in fertilizer. Copper oxide is a key ...

Samantha Williams, co-president of the Nishnabotna Water Defenders, holds a dissolved oxygen test next to the East Nishnabotna River near Red Oak. The state's fifth largest recorded fish kill occurred ...

Revised Document Prepared by: A.L. Shober, K.L. Gartley, and J.T. Sims Department of Plant and Soil Sciences, University of Delaware Unlike other nutrients, such as potassium or phosphorus, the ...

Abstract: Compared with conventional laboratory chemical analysis, ion selective electrode (ISE) is time-saving, low-cost, ease of use and pollution-free. To detect soil nitrate nitrogen content ...

OLYMPIA, Wash. — Washington’s top education official accused critics of deliberately misrepresenting state test results in an effort to undermine public schools and push for privatization.

When doing researches on solute dynamics in porous medium, the knowledge of medium characteristics and percolating liquids, as well as of external factors is very important. An important external ...

Nitrates, fecal bacteria, sediment and other pollutants in the Des Moines and Raccoon rivers threaten safe drinking water for 20% of the state’s population. That's one of the findings from a sweeping ...

DES MOINES, Iowa — Some people are skeptical of the nitrate levels shared by Central Iowa Water Works (CIWW). As of Tuesday, water from the Fleur Drive treatment plant was 8.24 milligrams per liter ...

LITTLE BIT, AND WE’LL CHECK BACK IN WITH YOU SOON. RIGHT NOW, MUCH OF CENTRAL IOWA IS STILL UNDER A LAWN WATERING BAN. IT’S DUE TO HIGH NITRATE LEVELS IN OUR WATER SOURCES. YOU’RE TAKING A LOOK AT ALL ...

Nitrates in drinking water can be a concern in Illinois. In June, nitrate levels of 11.9 mg/L, higher than the federal standard of 10mg/L set by the U.S. Environmental Protection Agency, were ...