23 Jun
As part of our 2008 Permaculture Design Course, David I. Theodoropoulos taught a class based on his book: Invasion Biology: Critique of A Pseudoscience, and in doing so, made a very convincing case why he classifies invasion biology as a pseudoscience. Invasion biology is the attempt to address—through science—the ecology, influence, and impact of introduced [...]
Posted in Permaculture, Sustainable Landscaping by: ken
3 Comments
05 Jun
We have been fascinated with green roofs since we first learned about them the mid 1990s. Terra Nova received Sunset Magazine’s WESTERN LIVING AWARD for a garden with a green roof we presented at the 2004 San Francisco Flower and Garden Show. Here we are building that green roof using succulents and native grasses Below [...]
Posted in Permaculture, Sustainable Landscaping by: ken
3 Comments