Trees Reduce Heat Island Effect … and Save Lives
A rigorous study of green space and heat-related deaths in Ho Chi Minh City suggests that every 1-square kilometer increase in…
Exploring the Evidence: Health Effects of Green Places
Howard Frumkin, noted physician and public health leader, published this early compendium of the health impacts of built and natural…
Look Out the Window. See Trees. Shorten Your Hospital Stay.
A landmark study in 1984 studies the length of hospital stays among patients who received the same type of surgery…
Living in a greener neighborhood could lower risk of premature death
Researchers at the University of New Brunswick used census and tax data to track 1.3 million non-immigrant Canadian adults living…
EPA’s EnviroAtlas Explores How Ecosystem Services Mitigate Natural Disasters
This multi-purpose mapping tool describes how good management of local ecosystems can reduce the impact of flooding, hurricanes, extreme heat…
Reducing Heat Island Effect: Tree Canopy Twice as Effective as Other Strategies
The City of Dallas covers 396 square miles; it’s the ninth largest in the United States. But it’s also one…
Can Urban Forestry Help Trim Medical Costs
Researchers from the University of Illinois and Kaiser Permanente are comparing medical records from people who live in neighborhoods with…
Poor Air Quality Disproportionately Impacts Urban Areas
According to the latest urban air quality database, 98% of cities in low- and middle income countries with more than…
Air Pollution Removal and Urban Vegetation
Integrated studies of tree effects on air pollution reveal that management of urban tree canopy cover could be a viable…
Air Quality and Early Deaths
Combustion emissions adversely impact air quality, leading to premature and preventable deaths
Community-Developed Plan for Greening Inglewood
TreePeople and SJLI proposed developing a Greening Plan that could serve both communities. They committed to a non-traditional planning process designed to…
Emerald Necklace Green Future Planned for LA
Comprehensive plan to expand green space and access throughout the LA metropolitan area. Focuses on creating healthy places for all…
Access to Nature for Older Adults: Promoting Health Through Landscape Design
This study assessed how landscape design influenced outdoor usage at assisted living facilities.
Neighborhood blight, stress, and health: a walking trial of urban greening and ambulatory heart rate
Views of a greened vacant lot decreased heart rate significantly more than views of non-greened vacant lot, or not at…
Trees and Respiratory Health
In a study of nine city neighborhoods, Portland State University scientists found a strong relationship between the presence of urban…
Tree and forest effects on air quality and human health in the United States
Most of the pollution removal impacts of trees occurred in rural areas, while most of the health impacts and values…
Children living in areas with more street trees have lower prevalence of asthma
An increase in tree density of 343 trees/km2 was associated with a lower prevalence of asthma.
Graffiti, greenery, and obesity in adults: secondary analysis of European cross sectional survey
For respondents whose residential environment contains high levels of greenery, the likelihood of being more physically active is more than…
The relationship between trees and human health: Evidence from the spread of the emerald ash borer
This study found an increase in mortality related to cardiovascular and lower-respiratory-tract illness in counties infested with the emerald ash borer. The…
Louisville Urban Tree Canopy Assessment
Assessment includes aerial photography and remote imagery, relationship between tree canopy to socio-demographic and economic data, location of areas of…
Street Trees Serve Double Purpose: Capture Stormwater, Remove PCBs
The City installed six stormwater treatment tree well units in its sidewalk planting strips in West Oakland. The project is…
Healthy Trees, Healthy Cities Initiative
The Nature Conservancy spreads its programs beyond wild land and into metro areas, where 85 percent of Americans live.
Municipal Sustainability Plan in Philadelphia
The Greenworks initiative, begun in 2009, set a new vision and ambitious goals in 2016.
Vibrant Cities & Urban Forests _ A National Call to Action
Twenty-five leaders from all sectors of urban forestry met in a forum to identify needs and opportunities for urban forestry…
Community Forestry Assessment Report — Las Cruces
This i-Tree Community Forestry Assessment demonstrates how the benefits of urban trees far outweigh the costs of planting and maintainng…