Sepp Holzer and Bernd Mueller, head of our Global Ecology Institute, explain the principles of Water Retention Landscape design in 2011. They describe the effect and the basic ideas for the construction of a Water Retention Landscape: a local and natural solution to the global problem of disturbed water balance. Water Retention Landscape â€“ a holistic and regenerative Please note: You are currently browsing img water feature ideas for santa barbara landscapes that is 864x576px in size. This image is listed in water landscaping ideas category. Water Retention Landscape a holistic and regenerative, 864x576 in 191.86 KB.