Affordable and available technologies can curb rising nitrous oxide emissions

Researchers from IIASA and the University of Maryland have found that nitrous oxide, a potent greenhouse gas and stratospheric ozone-depleting substance, could be readily abated with existing technology applied to industrial sources.

Laughing gas relieves symptoms in people with treatment-resistant depression

Researchers at Washington University School of Medicine in St. Louis and the University of Chicago have found that a single, one-hour treatment that involves breathing in a mixture of oxygen and the anesthetic drug nitrous oxide — otherwise known as laughing gas — can significantly improve symptoms in people with treatment-resistant depression.