03 Jan '12, 11pm

Hailstorms and Tornadoes Thrive on Car Exhaust

Journal of Geophysical Research - Atmospheres , looked at summer storm patterns in the eastern U.S. from 1995 to 2009 and found that hailstorms were occurring at a rate of about 20 percent above average midweek and about 20 percent below average on Saturday and Sunday. The team then looked at EPA records of summertime air pollution in the eastern U.S. and found that it peaks midweek.

Full article: http://www.ecogeek.org/monitoring-pollution/3672-hailstor...


Your car commute helps cause tornadoes

grist.org 03 Jan '12, 3pm

Just like humans, East Coast tornadoes work extra hours during the week and take it easier on the weekends. According to a...

Dedicated ERV system and Bathroom Exhaust #green

greenbuildingadvisor.com 02 Jan '12, 9pm

We are designing a dedicated ERV (recouperator) duct system in a high efficiency remodel. The question has arisen regardin...