The Los Angeles City Council is considering cracking down on the sale of nitrous oxide — known as laughing gas, which is typically administered by anesthesiologists as a short-acting sedative.

Emissions of nitrous oxide—a greenhouse gas more potent than carbon dioxide or methane—continued unabated between 1980 and 2020, a year when more than 10 million metric tons flowed into the atmosphere ...

A group of residents in a Cork town are raising concerns after a large amount of empty nitrous oxide canisters were found abandoned in a local car park. An image circulating on social media snapped by ...

Nitrous oxide is approximately 270 times more potent than carbon dioxide in terms of warming the planet and is currently responsible for approximately 10% of net global warming since the industrial ...

School of Energy and Environment, City University of Hong Kong, 83 Tat Chee Avenue, Kowloon, Hong Kong 999077, China ...