Discourse for all interested in all things air-quality related
As reported in a ScienceBlog post dated Jan. 7, 2021, in 2020, due to the lockdowns connected with the coronavirus pandemic, this caused emissions of carbon dioxide in the atmosphere to drop by seven percent. The dip is temporary as atmospheric carbon dioxide levels are expected to bounce back to 2019 levels when the economy … Read more
I can’t help but think back to when I was an editorial associate for a Fresno, California-based publisher. This was a step up from the copywriter assignment that I had had previously. The person who had occupied the then editorial associate spot had just recently quit. So, with no one in charge of magazine editorial … Read more
The below Jan. 4, 2021 news release is from Burlington Northern Santa Fe Railway. BNSF Railway Company … and Wabtec’s … exploration of the future potential of battery-electric locomotives crosses another significant milestone this week as they begin testing the technology in revenue service between Barstow and Stockton, California. As BNSF seeks ways to further … Read more
California can be credited with many air-quality-improvement firsts. Listed among these is a waiver granted by the fed that allowed the state to establish its own more stringent light-duty vehicle tailpipe-emissions standards, that is, apart from those prescribed for the rest of the U.S. In an Oct. 19, 2020 news release, meanwhile, the California Environmental … Read more
It is no secret that all across the world in the past couple of decades the area of clean energy has experienced leaps-and-bounds growth. One organization, the American Council for an Energy-Efficient Economy (ACEEE), annually compiles what it calls a “City Clean Energy Scorecard.” The ACEEE in “Scorecard: Leading U.S. Cities Grow Clean Energy Efforts … Read more
The below Dec. 8, 2020 press release is from the Environmental Defense Fund. A new report from Environmental Defense Fund using emissions data from Rhodium Group finds that U.S. states with climate commitments are not on track to bring their emissions down consistent with science-based trajectories for 2030. According to the Intergovernmental Panel on Climate … Read more
The below Dec. 14, 2020 press release is from Montgomery County (Maryland) Government. Montgomery County Executive Marc Elrich has released the Draft Climate Action Plan for public review. The Climate Action Plan is the County’s strategic plan to cut greenhouse gas (GHG) emissions by 80 percent by 2027 and by 100 percent by 2035. [Note: … Read more
Even with some 40 years of accumulated road-testing time, there are issues still to be worked out before we can even think about autonomous vehicles gaining full-on, full-tilt access to the road more traveled, let alone the less-traveled one. A number of said vehicles, operationally speaking, have the necessary “stuff” to enable them access to … Read more
The below Dec. 8, 2020 news release is from the California High-Speed Rail Authority. California High-Speed Rail Authority (Authority) announced today it has received national recognition with the Envision Platinum rating for its sustainability efforts. The Envision Platinum rating is the highest-level award from the Institute for Sustainable Infrastructure, and the award is the first … Read more
An internal combustion engine is an internal combustion engine is an internal combustion engine. And like any working physical object it has limitations. Fact is, whether fueled by gasoline, kerosene, alcohol, ethanol, waste vegetable oil, natural gas (be it natural, renewable, compressed, liquefied) or even propane, these engines pollute. And as long as they are … Read more