Vehicle-exhaust checking: It’s a good thing – or is it?

California’s first ever car-exhaust measuring program became effective in 1984. And, it’s no wonder. Southern California experienced its first major smog episode in 1943. Not knowing what was initially to blame a butadiene plant was shut down. Even with the plant closing the smog persisted. It became apparent that it was motor vehicles that were … Read more

Our precious air: Why must it be mistreated so?

I know people who either suffer of have suffered at one time or another, unfortunately, from air pollution’s effects. One has asthma; the other twice had sinus infections, this person’s diagnosing physician expressing the cause, at least in the first instance, anyway, was more than likely on account of polluted air. I never spoke with … Read more

Slowing GHG-emissions rise and the point again is what?

The consensus among scientists worldwide is: to stave off the most extreme effects of climate change, which is expected to occur near the 21st century’s end if the worst-case scenario plays out, the rise in global mean temperature cannot exceed 2 degrees Celsius. This is my understanding of the situation, at least. I mean, isn’t … Read more

Minnesota mostly meeting federal air standards; room for improvement still

Mention Minnesota and maybe one thinks of Vikings, of Twins, but of corrosive, lung-searing air? Yep, that’s there too! In fact, the Minnesota Pollution Control Agency (MPCA) in the news release: “New report puts numbers on air pollution’s effect on public health in the Twin Cities,” acknowledged this. According to information brought forward in the … Read more

Valley’s dirty air mostly a mobile-sources issue; ergo, fix transpo first

There isn’t a reader who reads this blog regularly who does not now know that the San Joaquin Valley of California is this nation’s most air-polluted trouble spot – irrespective of whether such had prior knowledge of this or not – a pollution trouble spot even more so than Los Angeles in the south state which … Read more

California poised to hit 2020 carbon emissions target. Will other places do as California is doing?

In the last post, emphasized was how without across-the-board agreement come December at the climate-change conference in Paris, France, the likelihood that the world will be on a path to reduce carbon dioxide and other greenhouse gas concentrations in the atmosphere to generally agreed-upon levels (the presumed consequences of not doing so being the earth … Read more

How the road-congestion crisis can be thoroughly, prudently and properly resolved – 2

Toward the end of installment 1, I observed how if public transit passenger counts are “healthy,” this can be a pretty effective means of helping lower the amount of pollution in the air, or something to that effect. News for the uninitiated: Even if internal-combustion-engine-powered motor-vehicle use was significantly scaled back as a way to … Read more