Unacceptably high levels of carcinogens likely being inhaled by Calif. commuters

The below Feb. 15, 2021 news release is from the University of California, Riverside. A new study finds that California’s commuters are likely inhaling chemicals at levels that increase the risk for cancer and birth defects. As with most chemicals, the poison is in the amount. Under a certain threshold of exposure, even known carcinogens … Read more

Changes at Air Quality Matters blog explained

If you’ve read the “Air Quality Matters” blog for a long-enough time, you have no doubt noticed some or all of the changes. Site evolution and improvement has been ongoing. It may not have all the bells and whistles that many other sites have, but I believe it has exactly the right mix of user-friendly … Read more

Air cleaning and COVID-19

With the spread of the UK and South African coronavirus variants to the U.S., with the concern over their being more contagious than the original strain, and with the disease-fighting anti-viral properties of the COVID vaccines believed to be less effective against the newer variant strains, less likely is the prospect of life getting back … Read more

Study affirms Californians’ desire for cleaner, safer, more efficient transportation choices

The below Jan. 20, 2021 press release is from the Mineta Transportation Institute. According to a new report from the Mineta Transportation Institute (MTI), Investing in California’s Transportation Future: Public Opinion on Critical Need, Californians want the state to invest in transportation systems that are safer, greener, and more efficient. “Respondents sent a crystal-clear message … Read more

Kansas City Southern announces commitment to lower locomotive GHGs, raise fuel efficiency

The below Jan. 19, 2021 news release is from Kansas City Southern. Kansas City Southern … announced that it has submitted a commitment letter to the Science Based Targets Initiative (SBTi) pledging to set a science-based greenhouse gas emissions reduction target. KCS’ science-based target will align with what climate scientists say is needed to meet … Read more

Presidential executive action that helps stabilize climate, fight pollution, protect wildlife

The below Jan. 20, 2021 press release is from the Center for Biological Diversity. As President Joe Biden takes office today, his administration announced a series of steps aimed at combating the climate crisis and protecting wildlife from extinction. These include reentering the Paris Agreement, cancelling the permit for the Keystone XL pipeline, and imposing … Read more

Even for 2019 vs 2018 average per-vehicle short wheelbase light-duty vehicle U.S. driving, those numbers too rose!

As we saw here on the Air Quality Matters blog on Jan. 13, 2021 in the post: “The respective gain, dip in light-duty vehicle travel miles, fuel-economy in America and what’s driving the change,” there were increases in aggregate light-duty vehicle (LDV) road-travel miles (VMT) 2019 versus 2018, and adding injury to insult was the … Read more

The respective gain, dip in light-duty vehicle travel miles, fuel-economy in America and what’s driving the change

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