UW News
![tree growing on boulder](https://uw-s3-cdn.s3.us-west-2.amazonaws.com/wp-content/uploads/sites/6/2014/01/04185825/roots-breaking-rock_IL-e1389892383377.jpg)
Roots Breaking Rock
Tree roots penetrating into a boulder crack, splitting it apart. Researchers believe roots breaking up rock contribute to the high rates of soil production found in the western Southern Alps study site.Photo Credit: Isaac Larsen