SwitchBot's air quality monitor is the most affordable way we've found to keep an eye on your home's air quality.

The ability to measure carbon dioxide sets some air quality monitors apart from others. High CO2 levels signal that air circulation in your home is poor, which can in turn lead to headaches and fatigue. A few monitors out there also measure radon and formaldehyde, although these are somewhat rare.

The growing availability of low-cost air quality sensors is helping people across the world track air pollution.

Conditions changed quickly at the end of August. A combination of lightning-sparked wildfires, hot and dry weather, and light winds caused unhealthy air quality days across Central and Eastern Washington. Overall, the 2025 season ended up resembling 2021 and 2022 more than the relatively smoke-free 2024.

Around 20 million people in India’s capital woke up on Wednesday breathing the most polluted air of any major city in the world, a day after celebrations for the Diwali festival, during which revelers typically set off fireworks and firecrackers.

At this year’s Reliable Plant conference, much of the discussion centered on lubricants. That makes sense: lubrication, vibration analysis, and thermal monitoring have long been pillars of reliability programs.

Environmental consulting firm Citadel EHS released results of its air quality test at two Fort Mill schools on Tuesday.

For the first time, the State of Global Air 2025 report quantifies how dirty air affects the brain, broadening pollution's toll beyond heart and lung diseases

CPCB data showed that out of 39 active monitoring stations, three recorded 'severe' pollution levels at 4 pm on Wednesday, while 33 remained in the 'very poor' category.

Delhi Chief Minister Rekha Gupta on Wednesday stated that the level of air pollution after Diwali has decreased under the current government compared to the previous administration. She also noted that the post-Diwali rise in pollution,