Glossary M

The Environmental Glossary. Letter M +++ Popular Articles: 'Monitoring', 'Measurement', 'Mean'

Deutsch: Mist / Español: Estiércol / Português: Estrume / Français: Fumier / Italiano: Letame /

Manure is dung and urine of animals that can be used as a form of organic fertilizer.

A Map Of Radon Zones22 is an U.S. EPA publication depicting areas of differing radon potential in both map form and in state

A map projection is a mathematical formula or algorithm for translating the coordinates of features on the surface of the Earth to a plane for representation on a flat map.

A map resolution is the accuracy with which the location and shape of map features are depicted for a given map scale.

A map scale is a statement of a measure on the map and the equivalent measure on the earth, often expressed as a representative fraction of distance, such as 1:24,000.

A marbled murrelet is a rare and imperiled bird that nests in ancient forests on the west coast of the U.S.

A marginal condition is the state that exists when the nominal and subnominal Criteria are not contiguous.

A marine mammal is a mammal that lives in the ocean, such as a whale.

A mark-up is action by a Congressional committee to amend and/or approve a bill; following mark-up the

In an environmental context, "market weight" refers to the weight of an animal or crop that is considered optimal for sale in a particular market. Market weight varies depending on the type of animal or crop and the preferences of the buyers in the market.