"EPA will use all of its enforcement tools to hold polluters ... accountable until these illegal practices stop." ...

Most vehicles need catalytic converters not only so they perform at their best, but also because it's the law. Here's how they work and why they are required.

Nitrogen Oxide (NOx) is a very reactive, brown-hued gas commonly produced when fuels are burned at high temperature by motor vehicles, ...

The magazine’s Ethicist columnist on the responsibility one has to dispose of an outmoded appliance.

When the engine runs cooler, it produces more nitrogen oxides but less carbon monoxides, hydrocarbons, and particulate matter ...

Ecologist Christina Biasi is exploring the conditions under which tiny organisms contribute to permafrost soils emitting ...

The American Lung Association’s 2024 State of the Air report found that more than 1 in 7 Oregonians live in counties with a ...

Catalysts belonging to the zeolite family help to remove toxic nitrogen oxides from industrial emissions. Researchers at the Paul Scherrer Institute PSI have now discovered that their complex nano ...

Measure GG, an effort to slash climate change-causing emissions, would have imposed a tax on big Berkeley buildings that use ...

Advancements in Hydrogen-Burning Internal Combustion Engine Technology The push for cleaner and more sustainable energy ...

The researchers found that infusing platinum in catalytic converters with a highly porous material called Y zeolites greatly enhances the reactions between nitrogen oxides and hydrogen ...