(Encyclopedia) incinerator, furnace for burning refuse. The older and simpler kind of incinerator was a brick-lined cell with a metal grate over a lower ash pit, with one opening in the top or side? (Encyclopedia) solid waste, discarded materials other than fluids. In the United States in 1996, nearly 210 million tons?about 4.3 lb. (2 kg) per person daily (up from 2.7 lb./1.2 kg in 1960)?were? (Encyclopedia) Johnston Atoll, atoll, 2.8 sq mi (7.25 sq km), central Pacific, c.700 nautical mi (1,300 km) SW of Honolulu, central Pacific, an uninc. territory of the United States. It consists of? (Encyclopedia) James Bay Project, a colossal hydroelectric development of the rivers emptying into the E James Bay, central Quebec, Canada. La Grande Phase I, finished in 1985, created the world? (Encyclopedia) smoke, visible gaseous product of incomplete combustion. Smoke varies with its source, but it usually comprises hot gas and suspended particles of carbon and tarry substances, or soot? (Encyclopedia) plastic, any organic material with the ability to flow into a desired shape when heat and pressure are applied to it and to retain the shape when they are withdrawn.
Composition and? (Encyclopedia) air pollution, contamination of the air by noxious gases and minute particles of solid and liquid matter (particulates) in concentrations that endanger health. The major sources of air? (Encyclopedia) mass extinction, the extinction of a large percentage of the earth's species, opening ecological niches for other species to fill. There have been at least ten such events. The? (Encyclopedia) sewerage, system for the removal and disposal of chiefly liquid wastes and of rainwater, which are collectively called sewage. The average person in the industrialized world produces? IA B C D E F G H I J K L M N O P Q R S T U V W X Y Z immiscible Two liquids that do not dissolve in each other. incineration Burning of wastes under controlled high temperatures and oxygen levels?