Glossary E

An Emergency Response is a response action to situations that may cause immediate and serious harm to people or the environment

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emergent plants are plants rooted underwater, but with their tops extending above the water.

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Emission means for the purposes of reporting criteria air contaminants (CACs) to the NPRI, any discharge of a CAC to air.

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An Emission density: is Represents tons per year within a given area on a per square mile basis. In this assessment, total county Emissions are divided by the total square mileage of

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An Emission inventory is a list of air pollutants emitted into a community's, state's, nation's, or the Earth's atmosphere in amounts per some unit time (e.g. day or year) by type of

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Emissions are the release of a substance (usually a gas when referring to the subject of climate change) into the atmosphere. --->Emission

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An emissions cap is a limit on the amount of greenhouse gases that a company or country can legally emit.

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An Emissions coefficient/factor is a unique value for scaling Emissions to activity data

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Deutsch: Emissionshandel / Español: Comercio de emisiones / Português: Comércio de emissões / Français: Échange de quotas d'émission / Italiano: Commercio di emissioni

Emissions trading, also known as cap-and-trade, is a market-based approach to controlling pollution by providing economic incentives for reducing greenhouse gas emissions. In the environmental context, it allows companies or governments to buy and sell emission allowances, encouraging them to cut emissions to meet environmental goals. This system is used to combat climate change by capping the total amount of emissions allowed, while enabling flexibility for entities to trade their emissions quotas.

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The Emittance of a material refers to its ability to Release absorbed heat. Scientists use a number between 0 and 1, or 0 % and 100 %, to express Emittance.

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