Discourse for all interested in all things air-quality related
The below Jan. 9, 2023 press release is from LYT. LYT, a leader in intelligent connected traffic technology solutions, announced today at the Transportation Research Board’s (TRB) 102nd Annual Meeting it is planning a March launch of its new cloud-based Transit Signal Prioritization (TSP) dashboard, which will encompass a new design, new features, and new … Read more
The below Dec. 16, 2022 press release* is from the Environmental Protection Agency. Today, the US Environmental Protection Agency (EPA) Office of Enforcement and Compliance Assurance (OECA) announced the FY 2022 Annual Environmental Enforcement Results report, highlighting increased inspections in the aftermath of the pandemic, reductions in significant noncompliance under the Clean Water Act, and … Read more
Ever since the big-smog episodes of the mid-1900s – these encounters really opening our eyes to the harm to health that this type of pollution can cause – there has been much progress made in the areas of identifying the key ingredients that enable smog formation – like hydrocarbons, oxides of nitrogen and heat from … Read more
When the interested Conference of the Parties (COP) attendees head off to these annual global climate-change networking summits, they, for the most part, I would think, have open minds, their hoping, their expecting that, by the time the conference concludes, they will come away with something to show for all the time, energy and hard … Read more
One of the limitations of Direct Air Capture (DAC) of carbon dioxide removal from, for example, the lower atmosphere – where, as we know, is currently at a density of nearly 420 parts per million (roughly 50% more concentrated or dense than it was when the Industrial Revolution first came into being in 1750 – … Read more
The below Dec. 20, 2022 press release* is from the U.S. Environmental Protection Agency. Today, the U.S. Environmental Protection Agency (EPA) finalized the strongest-ever national clean air standards to cut smog- and soot-forming emissions from heavy-duty trucks beginning with model year 2027. The new standards, which is the first update to clean air standards for … Read more
In a comment to the recent “Valley makes air-quality progress, but critical ozone, PM standards have yet to be met,” Dec. 14, 2022 Air Quality Matters posting, I wrote: “The progress and work must continue if the Valley is to meet the remaining federal National Ambient Air Quality Standards (NAAQS) for 24-hour average and annual … Read more
Getting into the railroad business, like venturing into any other can be a hit and miss proposition. The successful railroads often get others’ attention, both those inside and outside of railroad industry circles alike. One of the rail endeavors that got my attention is the Central Light Rail Link operating in and around Baltimore, Maryland, … Read more
With repeated calls for improved average vehicle fuel-efficiency ratings of American made automobiles over the years, one would be inclined to think those improvements would be a given and would already have been realized. The question is have they been? To help lay this all out, in the “U.S. driving popular way back when, even … Read more
The below Dec. 15, 2022 press release is from the California Environmental Protection Agency Air Resources Board.* The California Air Resources Board today approved the final proposed 2022 Scoping Plan, a world-leading roadmap to address climate change that cuts greenhouse gas emissions by 85% and achieves carbon neutrality in 2045. The 2022 Scoping Plan provides … Read more