The Conversation

How agricultural laughing gas helps global warming get high

Author: The Conversation

Good for plants, bad for the atmosphere.Roadsidepictures, CC BY-NC

Carbon dioxide is the face of the greenhouse gases, but nitrous oxide (N₂O) merits its own spotlight. The same “laughing gas” once used by dentists as an anaesthetic and used today by people looking for a quick, giggly high, turns out to be pretty bad for the environment....

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