Beyond Oil/Sierra Club ‘Smart Choices, Less Traffic’ report gives transit the green light

By the time the mid-20th century rolled around, the American streetcar had seen far better days. But for this inspiring institution, it was neither the end of the road nor the end of the American electric street railway story. Yes, the near-total disappearance of the once-mighty and utilitarian trolley network is sad, but it’s also profound, though … Read more

EPA, Valley Air District PM 2.5 standards separate and unequal

The U.S. Environmental Protection Agency (EPA) on Dec. 14, 2012 announced it had adopted a national ambient air quality standard for annual fine particle pollution (particulate matter pollution 2.5 micrometers in diameter or PM 2.5) of 12 micrograms per cubic meter of air. On Thurs., Dec. 20, 2012, almost one week later, California’s San Joaquin … Read more

CATS: A solar array for every home? Why not?

Number six in the Clean Air Technologies Series. Every winter in America, it seems someone loses power to the home. Now add to this that about half this nation’s electricity production alone is via the burning of coal. In putting two-and-two together doesn’t it make sense that when such extreme conditions become present, losing power … Read more

CARS: Contaminated-Air-Remediation Strategies

There are all kinds of ways to make air cleaner – everything from the simple to the substantial and from the subliminal to the sensational. From an earlier post – “Air pollution: The enormity of it all,” I listed various pollution sources. Repeating those here, these are: Agricultural Commercial (Business) Construction (and Demolition) Energy Production … Read more

EPA’s new fine particle standard fuels debate

Since the U.S. Environmental Protection Agency on Dec. 14, 2012 announced the health standard for fine particles (PM 2.5) and soot had been tightened from the previous standard of 15 micrograms per cubic meter of air set 15 years ago to 12 micrograms per cubic meter, this has prompted both discussion and debate. Sentiment is … Read more

Updated U.S. EPA-issued PM 2.5 standard will help in protecting public health

A new national standard for fine particle pollution (PM 2.5 or particulate matter pollution 2.5 micrometers in diameter) was issued by the U.S. Environmental Protection Agency (EPA) on Dec. 14, 2012, set at 12 micrograms per cubic meter of air. This replaces the previous standard of 15 micrograms per cubic meter, established in 1997. By year 2020 projections are 99 … Read more

Want a smaller carbon footprint? Think ‘inside’ the box

A little more than a month into this air quality discussion and noticeably lacking has been power generation. In this regard, change starts today. And what better place is there to begin than in my own home? I can think of none. It is helpful to understand the geography and meteorology of California’s San Joaquin Valley; the place I … Read more

A polluted air/warming world connection? On this the jury is still out, apparently

There appears to be growing belief, at least among Americans, climate disruption is real. And of Americans who believe, a majority, it seems, feel such is caused by human activity. In “Global Warming Poll: Climate Change A ‘Serious Problem’ To 68% Of Americans,” Huffington Post correspondent Alana Horowitz writes, “Of the 1,000 likely voters surveyed, 68 … Read more