Rock Stacking, Natural ‘Graffitti’, and Its Ecological Impact.

Rock stacking might appear to be a harmless and fun outdoor activity, but it’s still detrimental to fragile riparian ecosystems.

https://www.google.com/amp/www.wideopenspaces.com/rock-stacking-natural-graffitti-ecological-impact/amp/

הועלה ב-יולי 26, 2017 12:29 לפנה"צ על ידי biohexx1