Air pollution, digestive tract disorders and the connection between them – revisited

Strong evidence suggests there is a link between air pollution and compromised gut health. This topic was first explored on the Air Quality Matters blog on Feb. 26, 2014 in the post: “Air pollution, digestive tract disorders and the connection between them.” Since that time, some important developments have surfaced in the academic, medical and … Read more

The climate change exchange: ‘Back-up’ plan

Whether we are talking about atmospheric normalization or global warming’s and/or climate change’s causation, “balance” is the word. That’s right, balance. So in a kind of holistic air-healing sense or maybe more precisely, a holistic air-remedying context, what does being balanced mean exactly? From physics, we know that if an object exerts a force opposite … Read more

California ports poised to get cleaner, greener with new state rule

The below Aug. 27, 2020 press release is from the California Environmental Protection Agency Air Resources Board. The California Air Resources Board today approved a new regulation designed to further reduce pollution from ocean-going vessels while docked at California’s busiest ports. The rule builds on progress achieved by the groundbreaking At-Berth Regulation adopted in 2007. … Read more

North American cap-and-trade program sees increased emissions-trading activity August vs May

The below in its totality was originally published by Katelyn Roedner Sutter on the Environmental Defense Fund’s Climate 411 blog.1 The results of the latest Western Climate Initiative cap-and-trade auction were announced today [Aug. 25, 2020] and showed stronger demand for allowances than in the May auction. This meant significantly higher revenue for California’s Greenhouse … Read more

The climate change exchange: Separating fact from fantasy

A recent comment to the Air Quality Matters post “Why opacity cannot be the singular clean-air determinant” reads: “Climate stories have been dominating worldwide headlines in recent months. It seems that now more than ever, we are becoming increasingly aware of the effect of pollution on both our environment and on our health.” Yes they … Read more

Calif. high-speed rail: Complete the job and build it right!

The XpressWest high-speed rail project, to connect Nevada’s Las Vegas to California’s Victorville and beyond, has an anticipated winter 2020-’21 construction start date, with a ’23-’24 projected begin operations/service date. The line, some 180 miles long – 135 miles of which will be in the Golden State – has a $5 billion building-cost estimate. XpressWest … Read more

Air quality in the broader context of a planet undergoing surface warming

The past four or five years are unquestionably among the hottest in history ever recorded: An oft-repeated message and a condition personally witnessed and attested to by myriad people. If world warming of late seems unprecedented that’s because it is. So, too, it would appear is air-pollution-contributed premature death: 7 million worldwide annually according to … Read more

Messing with weather: Is that messed up – or what? Maybe, maybe not

Fooling with Mother Nature is almost certainly asking for trouble. Where this is going is nobody wants a planet that climate change-wise or temperature change-wise reaches the point of no return. If that happens, it’s theoretically curtains. But, don’t think for a second that humankind can’t change weather or climate. We can and have. Want … Read more