EPA has approved the use of direct-reading analyzers to measure nitrogen dioxide (NO 2) in ambient air. In the past, this pollutant has been measured by chemiluminescence analyzers as the difference ...

What is "vog"? How is it related to sulfur dioxide (SO2) emissions? Vog (volcanic smog) is a visible haze comprised of gas and an aerosol of tiny particles and acidic droplets created when sulfur ...

Scientists have created molecular cages within a polymer to trap harmful sulphur dioxide pollution in order to transform it into useful compounds and reduce waste and emissions. A unique new material ...

Argus Emissions services provide essential insight into industry trends, policy changes and regulatory developments. The service provides analysis and price assessments for the green markets, ...

EPA held a virtual public hearing on May 8, 2024, to provide the public an opportunity to present comments and information on the Agency's proposed rule for the Review of the Secondary National ...

Human-caused emissions of aerosols – tiny, light‑scattering particles produced mainly by burning fossil fuels – have long acted as an invisible brake on global warming. This is largely because they ...

The SO2 regulations are a part of a larger initiative by the Obama administration to strengthen public health and environmental protections involving air pollution — a push that includes tightened ...

For the first time in four years India’s sulphur dioxide (SO2) emissions recorded a significant decline of approximately 6% in 2019 compared to 2018, the steepest drop in four years, according to a ...

A patented BUCHI SO2 Method for the determination of Total SO2 in beer to satisfy regulations by the European Union (maximal permitted level of total SO2 of 20 mg/L), or the FDA (25 mg/L). Levels of ...

Make this your preferred source to get more updates from this publisher on Google. The Philippine Institute of Volcanology and Seismology (PHIVOLCS) said that the Kanlaon Volcano released 6,367 tonnes ...

Make this your preferred source to get more updates from this publisher on Google. The Kanlaon Volcano in Negros Island on Wednesday emitted more than 6,700 tonnes of volcanic sulfur dioxide (SO2), ...