Air pollutants like nitrogen dioxide (NO2), primarily produced during fossil fuel combustion, pose a serious concern for human health, contributing to respiratory diseases like pulmonary edema, ...

Methane comes in different isotopic signatures. Methane from fossil fuels like natural gas leaks or coal mines is heavier, ...

Helium is inert, which makes it useful in a lot of different industries. But helium’s colorless and odorless non-reactivity ...

Senseair, Swedish subsidiary of Asahi Kasei Microdevices, has developed the “S12 CO 2 ” as a next-generation CO 2 sensor for demand-controlled ventilation (DCV) in zero-energy buildings ...

The US city of Seattle in Washington is surrounded by abundant wilderness. With a population of more than 750,000, it is ...