In contrast, the median age for the U.S. as a whole ticked up from 37.5 years to 37.6 years. These estimates examine population changes among groups by age, sex, race and Hispanic origin nationally, as well as all states and counties, between April 1, 2010, and July 1, 2013.
Compost is the end product resulting from the controlled biological decomposition of organic material from a feedstock into a stable, humus-like product that has many environmental benefits. Composting is a natural process that is managed to optimize the conditions for decomposing microbes to thrive.
Compost is organic matter; a soil amendment integral to keeping your soil thriving and your plants healthy. Adding compost to your lawn, garden, trees and shrubs: 1  Reduces watering requirements in both sandy and clay soils by increasing the capacity of soil to hold moisture.ompost is organic matter; a soil amendment integral to keeping your soil thriving and your plants healthy. Adding compost to your lawn, garden, trees and shrubs: 1  Reduces watering requirements in both sandy and clay soils by increasing the capacity of soil to hold moisture.