Inorganic phosphate (P i) is a principal limiting nutrient in freshwater ecosystems. High nutrient loads, mainly from anthropogenic sources, impact on the quality of surface waters and may promote the ...

The production of traditional Portland cement is a major source of greenhouse gas emissions, as the ingredients have to be heated to very high temperatures. Such is not the case with a new biocement, ...

Bellingham officials are looking for a more ecologically sound way to get rid of the “biosolid” sludge that’s a by-product of the sewage-treatment process as they move forward with a $220 million ...