Meaning of “greenhouse gas” in the English Dictionary

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"greenhouse gas" in Business English

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greenhouse gasnoun [ C or U ]


one of several gases, especially carbon dioxide, that prevent heat from the earth escaping into space, causing the greenhouse effect:

We need a global system for limiting greenhouse gas emissions.
Radical steps to reduce greenhouse gases will have a huge effect on the economy.

(Definition of “greenhouse gas” from the Cambridge Business English Dictionary © Cambridge University Press)