Looking at 10K years of relative climate calm. So, what gives?!

Ask an in-the-know climatologist, meteorologist or scientist about Earth’s climate history, the time-period in question being between today and 10,000 years back, this followed by the section of world climate history covering the period between the latter and 110,000 years, the two then compared, well, the response you get may surprise you. The short answer: … Read more

Extreme Sept. heat tests grid, degrades air in San Joaquin Valley

For those who don’t know, California’s approximately 300-mile-long by roughly 80-mile-wide San Joaquin Valley has some of America’s worst air quality. For the past 20 years or so, such Valley cities as Bakersfield, Fresno, Hanford, Madera and Visalia, for example, have consistently ranked among those places in the United States with the highest amounts of … Read more

Getting there: On reaching California’s 2030, ‘35, ‘45, ‘50 GHG emissions targets

The United States emits something on the order of 14 percent of all global greenhouse gas (GHG) emissions from human-influenced causes. Suffice it to say humans are responsible for 50 billion tons (50 gigatons or Gt) of GHGs that enter the atmosphere yearly, America’s GHG contribution being approximately 7 Gt annually. Meanwhile, in California, in … Read more

Hydrogen leaks could erode climate progress; warming risk two to six times greater than once believed

The below Jul. 19, 2022 press release is from the Environmental Defense Fund.* Clean hydrogen is increasingly seen by governments and industry as the Holy Grail of climate-friendly energy solutions, with vast sums flowing into this emerging sector. But a new study warns that hydrogen is a leak-prone gas with a potent warming effect that … Read more

Changing with the times – transportation

My sense is that universal electric-motor-vehicle-operation acceptance by every driver driving American roadways, based on the present rate of EV adoption, will happen. It’s only a matter of time. What I am less confident of, on the other hand, are two things. First is regarding the technology type – battery- or fuel-cell- electrification and second … Read more

More than meets the nose and eyes only: Air quality

Contrary to what you may think, the word “quality” when paired with the word “air” doesn’t always connote, or isn’t always connected necessarily with something good, something bad. Air quality can be in reference to matter-of-fact kind of stuff like temperature, humidity, density and characteristics or conditions such as fragrance, odor or smell. Call these … Read more

More attention, intervention needed to tame crisis air pollution

Part of the challenge to clean the supply of air is to recognize that the world has an air pollution problem. The problem, in fact, is so extensive, the situation has reached crisis proportions. The World Health Organization, besides concluding that 7 million people each year in the world lose a personal fight to hold … Read more

Globally, 99% of people now impacted by bad air, WHO declares

(The below Apr. 4, 2022 news release is from the World Health Organization). Almost the entire population (99%) breathes air that exceeds WHO air quality limits, and threatens their health. A record number of over 6000 cities in 117 countries are now monitoring air quality, but the people living in them are still breathing unhealthy … Read more