Imani Green Health Advocates program leader Ajiah Gilbert, left, records data from a honey locust tree with Maybelline Mariscal, 21, during a tree health monitoring training outing in McKinley Park.

Though trees may be abundant statewide, an unhealthy tree or dangerous weather conditions may cause serious damage to the ...

One of the most dangerous pests to trees is a human, especially with equipment. Injuries to trees caused by a lawn mower or weed trimmer can seriously threaten a tree’s health. Additionally, damage to ...

More trees mean healthier neighborhoods, and a new map is helping the city of Chicago identify neighborhoods that could benefit from increased investment in street trees. Health geographer and data ...