A cause of global warming

• Warmer politician to put up with waffle

Wikipedia Word definitions in Wikipedia
A greenhouse gas (sometimes abbreviated GHG ) is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the fundamental cause of the greenhouse effect . The primary greenhouse gases in Earth's atmosphere ...

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM CORPUS ▪ A wooden disc box from Supplier Action: not a greenhouse gas producer and not made from tropical hardwood. ▪ But it might contribute to global warming because methane is a powerful greenhouse gas . ▪ But water vapour is also ...

Wiktionary Word definitions in Wiktionary
n. any gas, such as carbon dioxide or CFCs that contribute to the greenhouse effect when released into the atmosphere

WordNet Word definitions in WordNet
n. a gas that contributes to the greenhouse effect by absorbing infrared radiation [syn: greenhouse emission ]