 Biological Weathering – plants and animals contribute to weathering.
{"Image DocumentName": "Biological Weathering", "Image ImageDescription": "\u2013 plants and animals contribute to weathering. Roots physically break or wedge rock. Lichens (algae and fungi living as single unit), remove minerals and weaken rock by releasing acids. Burrowing animals can increase weathering. Lichens.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}