From July 20th through July 25th, from 9am to 5 pm, there’ll be hands on training in natural building.  Classes will be held at 772 Santa Maria Road in El Sobrante.  Discussions will include passive solar design and integrating electrical and plumbing with earth and fiber construction. Tuition is $350. For more information, call (707) 472-2450 or email massey.burke@gmail.com