When the urban tree canopy expands by 1%, for example, nearby temperatures may decrease by 0.04 to 0.57 degrees Celsius.
Palo Alto’s tree stewards, Canopy, the nonprofit that has worked to maintain and expand the city’s urban forest by planting thousands of trees, said they were stunned by the cutting down of 50 ...
The Maui News / MATTHEW THAYER photo If a child’s health and well-being can be improved with just a couple of trees, imagine what a whole school campus and a neighborhood with extra canopy ...