emit

Industrial plants, such as those that make cement or steel, emit copious amounts of carbon dioxide, a potent greenhouse gas, but the exhaust is too hot for state-of-the-art carbon removal technology.

Others have tried bracelets that emit smells that sharks, theoretically, would find repulsive.

Lithium-ion battery fires have the potential to be extremely dangerous as they emit hazardous gases and can burn for hours or even days.

“Future drought is mainly determined by how warm it gets, and how much CO2 we emit. So first and foremost is to control the CO2 emissions.”

Imagine mastodon-like creatures whose noses are wind instruments that inflate the structures and emit sound.