Glossary M
Deutsch: Metropole / Español: Madre patria
Metropole is a term used in the context of the environment to refer to a large, densely populated urban area, typically the core city or cities of a metropolitan region. It is characterized by its significant human activities, infrastructure, and economic functions. Metropoles often serve as hubs of commerce, culture, and innovation, playing a crucial role in shaping the surrounding region and impacting the environment in various ways.
A Metropolitan Area (MA) is the US Census defines a MA as a Core area containing a large population nucleus, together with adjacent communities that have a high degree of economic and
A Metropolitan Statistical Area (MSA) is a geographic entity defined by the federal Office of management and Budget for use by federal statistical agencies, based on the concept of a core area with a large population nucleus, plus adjacent communities having a high degree of economic and social integration with that core.
A Microbiologicals is See "Contaminants."
A Microgram: is One-millionth of a gram. One gram is about one twenty-eighth of an ounce.