4,000 In urban and suburban settings, a mature evergreen can intercept more than 4,000 gallons of water per year.

200,000 A healthy 100-foot-tall tree has about 200,000 leaves.

11,000 In a single growing season, a healthy 100-foot tall tree can take 11,000 gallons of water from the soil and release it into the air as oxygen and water vapor.