Greenhouse-Gas Emissions
The term used for removing carbon from the atmosphere
Sequestration
30-70% of the municipal water supply is used for this in California.
Outdoor Irrigation
The material urban trees intercept
Air pollution
Biogeochemical Processes
Carbon, water, and nutrients
The two different climate-regulating services used in the paper
Removal of CO2 & Vegetation
Green roofs can retain what percentage of rainfall, depending on rooting depth, roof slope, and the amount of rainfall?
25–100%
The abbreviation UFORE stands for?
Urban Forest Effects
The three ecosystem services used in the Millennium Ecosystem Assessment Framework
Provisioning, Regulating, Cultural
This is the percentage of live plant biomass that is carbon
50%
Urban landscapes with 50–90% impervious cover can lose what percentage of rainfall to surface runoff?
40-83%
This can improve safety, reduce crime rates, and improve alertness in children with ADHD.
The presence of trees
These include retrofitting old buildings and regular maintenance.
The drawbacks of green roofs
Isoprene emissions from plants are dependent on what?
Light availability and temperature
Coarse woody debris, in-channel gravel beds, and increased width of vegetation buffer zones can all increase this in urban streams
Nutrient Retention
The monetary value of urban trees in Sacramento, California
$383 per 100 trees
The number of trees that removes 300 pounds of air pollution and about 15 tons of carbon dioxide as stated in The American Clean Energy and Security Act of 2009
100
The determinants of local cooling effects
Location, size, planting density, management, and species of trees.
The chemicals that are downsides of incorporating a green roof into a building in an urban setting
Nitrogen and Potassium
The percentage of PM10 particles removed with the highest tree cover in Santiago, Chile.
2%
The estimated human life expectancy increase caused by the addition of 1 million trees to the New York City area
0.61 years