OK, today I decided to focus on western and central Africa, where a mixture of smoke and dust has lead to regions of high aerosol as well as high NO2 that are visible from space. The two top images show…
Advanced IAQ BlackBoxx to Debut at the 2009 AHR ExpoWebWire (press release), GA - Dec 17, 2008The next generation in IAQ monitoring technologies will be showcased at the world’s largest HVAC&R venue. The BlackBoxx, designed by KD Engineering, …
According to NORAD Santa Claus is currently in Amsterdam, (oh, now he’s in Brussels, Belgium, moving quickly). There is what appears to be sunglint in Santa’s tracks, but alas, it is night, and that is just his glow (or Rudolph’s…
Dehumidifying An Aquatics RoomTFM, NJ - 20 hours ago… in aquatic rooms many times take an inexpensive short-cut with the HVAC equipment necessary for healthy and comfortable indoor air quality (IAQ). …
In many ways, today was largely the same as the last while: Good air quality across most of the country with Code Yellow and Orange scattered across some parts of central and southern California. For a while, hourly PM 2.5…
Advanced IAQ BlackBoxx to Debut at the 2009 AHR ExpoWebWire (press release), GA - Dec 17, 2008The next generation in IAQ monitoring technologies will be showcased at the world’s largest HVAC&R venue. The BlackBoxx, designed by KD Engineering, …
Particulate air quality improved across the US today, with only scattered monitors showing PM2.5 levels above the good range in California and the central US. The NOAA HMS analysis for today is shown to the right. Smoke due to fire…
Advanced IAQ BlackBoxx to Debut at the 2009 AHR ExpoWebWire (press release), GA - Dec 17, 2008The next generation in IAQ monitoring technologies will be showcased at the world’s largest HVAC&R venue. The BlackBoxx, designed by KD Engineering, …
Are Our Schools Killing Our Kids?MarketWatch - Dec 15, 2008The indoor air quality (IAQ) of schools became a hot topic back in 2005 when an elementary school was closed after levels of carcinogens that were 50 times …
The air quality story today is levels of PM2.5 in southeast Oregon and northern California that remained at Code Orange (Unhealthy for Sensitive Groups) for much of the day. Today’s time series of PM2.5 values from AIRNow (below left) shows…