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Measuring NOx in combustion

Envirotec Magazine

This is because stack testers simply require analysers that comply with certain performance requirements, whereas those in R&D require highly accurate, definitive measurements of NO, NO2 and NOx in order to fine-tune their designs and optimise the performance of their products. Ozonator design. Chemiluminescent photon detector.

Ozone 130
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Camden sensor network “aims to revolutionise understanding of air pollution in urban spaces”

Envirotec Magazine

The network will provide “unprecedented ultra-high definition visibility of local air pollution”, says Marc Ottolini, CEO of AirLabs. The sensors will measure particulate matter, nitrogen dioxide, carbon dioxide, and ozone, in addition to temperature and humidity. Early adopter.

Pollution 130
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Europe’s Blue Hydrogen Plans Risk Generating Annual Emissions on par With Denmark

DeSmogBlog

.” In April, Transport & Environment and other environmental groups, joined by wind and solar companies, wrote an open letter urging the European Commission to adopt a “robust definition” for low-carbon hydrogen, with stringent conditions attached to blue hydrogen production. kilograms of CO2e per kilogram of hydrogen.

Hydrogen 141
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ExxonMobil Urges EU to Remove ‘Policy Hurdles’ Slowing Oil Industry’s Hydrogen Plans

DeSmogBlog

But low-carbon hydrogen, such as blue hydrogen, can offer that scale economically now” Herbert said that including blue hydrogen in the definition of “low-carbon” would help establish a hydrogen market and “get emissions reductions moving forward.”

Hydrogen 120
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Why is the idea of the Anthropocene so contentious?

Grist

The atmospheric chemist had won a Nobel Prize in 1995 for demonstrating how humanity was destroying the ozone layer, just one of the many ways people had radically altered the planet, from urbanization to releasing greenhouse gases. It’s just about whether we should narrow down the Anthropocene definition to an epoch beginning in 1952.”

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Report: Pollution is connected to 9 million deaths worldwide each year

Grist

Other problematic sources of air pollution include methane, which produces hazardous ground-level ozone that is linked to health conditions such as lung damage, chest pain , and exacerbated respiratory diseases. I can tell you that the real number is definitely higher,” he said. Notably, both methane and many major forms of PM 2.5

Pollution 107
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How the recycling symbol lost its meaning

Grist

It’s very, very, very bad,” she says in ABC’s prime-time Earth Day special , letting out heavy sighs and listing jumbled statistics about deforestation and the hole in the ozone layer. When recycling started taking off in the early 1990s, there was no definitive, agreed-upon definition of what it meant. I recycle these.”

Recycling 145