Glossary C

The Environmental Glossary. Letter C +++ Popular Articles: 'Community', 'Contaminant', 'Contamination'

A Contour Plowing is Soil tilling method that follows the shape of the land to discourage erosion.

A Contour Strip Farming is a kind of contour farming in which row crops are planted in strips, between alternating strips of close-growing, erosion-resistant Forage crops.

Deutsch: Empfängnisverhütung / Español: Mêtodo anticonceptivo / Português: Contracepção / Français: Contraception / Italiano: Contraccezione

A contraceptive is preventing conception and pregnancy.

Birth control, also known as contraception and fertility control, are methods or devices used to prevent pregnancy. Planning, provision and use of birth control is called family planning. Safe sex, such as the use of male or female condoms, can also help prevent sexually transmitted infections. Birth control methods have been used since ancient times, but effective and safe methods only became available in the 20th century.

Contract Labs are Laboratories under contract to EPA, which analyze samples taken from waste, soil, air, and water or carry out research projects.

A Contract of Affreightment is a contract between a cargo shipper and Carrier for the transport of multiple cargoes over a period of time.

A Control Technique Guidelines (CTG) is EPA documents designed to assist state and local Pollution authorities to achieve and maintain Air Quality Standards for certain sources (e.g.

A Controlled Reaction is a Chemical reaction under temperature and pressure conditions maintained within safe limits to produce a desired product or process.

Deutsch: Konventionelle Filtration / Español: Filtración Convencional / Português: Filtração Convencional / Français: Filtration Conventionnelle / Italiano: Filtrazione Convenzionale /

A Conventional Filtration is (See: complete treatment.) Other definition is following:

A Conventional Pesticides is Pesticides that are chemicals or other substances developed and produced primarily or only for use as pesticides. The term is generally used in reference

Deutsch: Konventionelle Schadstoffe / Español: Contaminantes Convencionales / Português: Poluentes Convencionais / Français: Polluants Conventionnels / Italiano: Inquinanti Convenzionali /

Conventional Pollutants are Statutorily listed pollutants understood well by scientists.

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