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.
A âworm binâ or âwormeryâ usually consists of at least two compartments; a lower collection sump for the liquid and an upper composting area where the kitchen waste goes in and the worms actively work.However, single compartment wormeries can be also used.orm composting. Worm composting is an efficient method of turning kitchen waste and small amounts of garden waste into nutrient-rich compost and a concentrated liquid fertiliser. However, it is not a substitute for conventional composting.