Catastrophe alone should not be what forces our hand to step up to save air

Catastrophic events like the massive wildfires burning in the western U.S. alone should not be the impetus that gets the world to pay close attention to air pollution’s presence, that and the dangers such pollution presents. Smoke from fires pouring into cities like Los Angeles, Portland, San Francisco and Seattle have caused skies there to … Read more

New rule to further smog-forming-pollutant reduction in heavy-duty trucks in California adopted

The below Aug. 28, 2020 press release is from the California Environmental Protection Agency Air Resources Board. The California Air Resources Board late yesterday [Aug. 27, 2020] approved a multi-pronged regulation that will dramatically reduce smog-forming emissions from heavy-duty diesel trucks. The “Heavy-Duty Low NOx Omnibus Regulation” will require manufacturers to comply with tougher emissions … Read more

High-efficiency air-filtration system for cars, businesses, homes

With wildfires raging in many parts of the western U.S. and with smoke from the Creek Fire in the Sierra National Forest flowing down into California’s central San Joaquin Valley darkening skies, turning sun-ups and sunsets red and impacting health including mine, I can’t help but be reminded of just how important clean air is … Read more

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

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

Climate change: Making or not making air pollution in America worse?

There are three distinct possibilities: There is evidence that climate change has altered the concentration or level of pollution in air The evidence of the effect climate change has on the concentration or level of pollution in air is lacking Climate change has no influence on pollution in air period The American Lung Association seems … Read more

Ready to roll: Hybrid renewable natural gas line-haul loco cuts fuel use in half, emissions by 99.5 percent

The below Jul. 22, 2020 press release is from OptiFuel Systems OptiFuel Systems (“OptiFuel”), a system integrator of Cummins and BAE Systems hybrid power products for decarbonizing the rail, marine, and microgrid power market, is in the process of finalizing a $2.6 million U.S. Department of Energy (DOE) grant to demonstrate a pre-production Renewable Natural … Read more

Clean Valley air road long and circuitous, important achievements made, much work ahead still

The Fresno Bee on Dec. 16, 2007 introduced its groundbreaking Special Report Fighting For Air. This source was referenced here before. Its mention is important from the standpoint that at that time air quality in California’s Central Valley was a big deal. And just how big a deal was it? Between 2004 and 2007, according … Read more

July 4th fireworks in Central Fresno push fine PM levels off the scale

So a check of the fine particulate matter in Central Fresno on the evening of Jul. 4, 2020 indicates microscopic specks of soot, chemicals and liquid droplets in air measured 150 micrograms per cubic meter (ug/m3) at 10 p.m. corresponding to a ROAR (Real-time Outdoor Activity Risk) Level 5 reading – meaning Very Unhealthy air. … Read more

Pregnant moms living near oil, gas wells may be at higher risk of having low birth weight babies, study finds

The below Jun. 3, 2020 press release is from the University of California at Berkeley. Living near active oil and gas wells may put pregnant people at higher risk of having low birth weight babies, especially in rural areas, finds a new study of birth outcomes in California. The study, funded by the California Air … Read more