It would be hard to place a value on the soul - soothing pleasure - giving worth of trees, but city trees do a whole lot more than just spark happiness. (treehugger.com)
New research from North Carolina State University finds that urban warming reduces growth and photosynthesis in city trees. (sciencedaily.com)
«The structure, function and value of urban forests in California communities,» recently published online in Urban Forestry and Urban Greening, reports that California's 109 square yards of city tree canopy per person lags behind other urban canopy - poor states, such as Nevada (110), Wyoming (146) and Montana (148). (sciencedaily.com)