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Biochar is a term used to describe charred, organic material that is applied to soils with the intent to improve soil properties. Many sources of organic matter may be used, but can impact the properties of the biochar.
“Soil pollution” refers to the presence in the soil of a chemical or substance out
of place and/or present at a higher than normal concentration that has adverse
The Center for Watershed Protection reviewed a total of 159 publications to evaluate the research questions defined in the scope of this project:
1. What is the effectiveness of urban tree planting on reducing runoff, nutrient and sediment?