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Center for Sustaining Agriculture and Natural Resources

Perspectives on Sustainability

Loops of clear pipe stacked vertically in a bioreactor.

It’s All About the Critters: Who Can Remove Nitrogen from Dairy Waste?

Here is an ammonia joke for you: Why do chemistry students like studying ammonia? Because it’s pretty basic stuff! So basic, in fact, that high levels of ammonia in dairy wastewater inhibit algal growth. For researchers at WSU looking to use algae as a natural way to extract high levels of nitrogen…
Tracked excavator sits atop a pile at a commercial composting facility.

Compost Emissions – More Than Just a Matter of Smell

Composting organic waste is, in many ways, a win-win scenario. It diverts waste from the landfill, while creating a valuable soil amendment (explored in my recent post on the value of compost). However, even composting is not without its share of environmental impacts…
Dump truck finishes unloading organic waste onto compost pile.

Municipal Compost Use in Agriculture: A Question of Cost and Value

Composting rather than landfilling organic waste, such as food waste and yard trimmings, has several benefits from a climate perspective. A recent study in Washington concluded that composting organic waste…
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Book cover titled Advances in Dryland Farming in the Inland Pacific Northwest EM108 Washington State University ExtensionNOW AVAILABLE

Advances in Dryland Farming in the Inland Pacific Northwest

Packed with tools, resources, and the most current research, this book supports farmers as they make decisions relating to productivity, resilience, and their bottom lines.

Free Printed Copy(Just pay shipping. While supplies last) FREE Digital Download (file type)