Rebuilding Urban Soils: What Arborists Need to Know About Biochar

Urban forests are critical to the resilience and sustainability of our cities and towns, offering ecosystem services such as temperature regulation, air and water quality, carbon sequestration and stormwater management. However, trees in urban settings often grow under hostile soil conditions characterized by compaction, contamination, limited rooting volume and poor nutrient availability (Scharenbroch et al., 2022).