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Greenhouse gas
UK //ˈɡriːnhaʊs ˌɡæs//US //ˈɡriːnhaʊs ˌɡæs//
Definition
Gases in the atmosphere that contribute to the greenhouse effect, causing global warming.
In simple words: Gases that trap heat in the atmosphere.
Examples
- Greenhouse gases are a major contributor to climate change.
- The increase in greenhouse gases has raised global temperatures.
- Many countries are setting targets to reduce greenhouse gas emissions.
- The government is investing in technologies to capture greenhouse gases.
- A significant portion of greenhouse gases comes from transportation.
Usage notes
Commonly used in environmental discussions and scientific reports. Avoid casual contexts. Appropriate for formal and academic settings.
Grammar pattern
standalone noun
Memory hint
Think of a greenhouse that keeps plants warm, just like gases keep the Earth warm.
Collocations
- reduce greenhouse gases
- measure greenhouse gases
- greenhouse gas emissions
- increase in greenhouse gases
- mitigate greenhouse gases
Synonyms
- atmospheric gas
- carbon emissions
- climate gas
- pollutant
- thermal gas
Common mistakes
- Confused with 'green energy' which refers to renewable energy sources.
- Using 'gases' in the singular form instead of plural.
- Misunderstanding the impact of greenhouse gases versus other pollution.