For Chinese citizens worried about smog, which has been blanketing major cities and smashing air pollution records recently, China’s state media has some advice: Look on the bright side. State broadcaster CCTV and a Communist Party tabloid, Global Times, yesterday published editorials attempting to put a positive spin on China’s air (more…)
Two British studies found that microplastics — tiny remnants, less than 5 mm in diameter, from the breakdown of plastic trash — made seafloor worms eat less and transferred (more…)
Construction vehicles and equipment are major sources of diesel pollution and unfortunately can pose as serious public health threats since diesel exhaust contains more than 40 toxic air contaminants, carcinogens, and fine particular matter. (more…)
A red alert has been issued for several cities in northern China including Changchun and Harbin. A red alert is the highest level on the four-tiered alert system and is defined as serious air pollution for three consecutive days. According to Xinhuanet News, “the density of PM 2.5 — airborne particles measuring less than 2.5 microns in diameter, (more…)
Climate models are evolving, and are getting more accurate, but they are still incomplete. Our atmosphere is very complex, and there are factors that even current models don’t address, or address with an in-complete knowledge of the physical processes involved. This leads to inaccuracies that create uncertainty in the results of climatic projections. (more…)
Researchers found high levels of radioactivity, metals, and salts in sediments and water downstream from a Pennsylvania facility that treats fracking wastewater. Radioactivity levels downstream of the treatment plant were about 200 times higher than in surrounding areas, and concentrations of some salts and metals were also higher than background levels, (more…)
Before 1970, there was no law in place regulating the amount of pollution that could be emitted by any single entity. However, in 1970, the Clean Air Act was passed and today there is clear evidence that it has indeed helped to reduce pollution.
A collaborative project involving Jesse Nippert, a (more…)