00834ojm 2200241z- 450 991015574010332120230913112557.01-5124-4769-2(CKB)3710000000976136(BIP)058891640(EXLCZ)99371000000097613620231107c2017uuuu -u- -engExamining ErosionLerner1 online resource (40 p.) Earth is changing every day. Erosion makes giant mountains smaller and rivers wider, but it happens so slowly most people don't even notice. Do you know what erosion is? Or what causes it? Explore the amazing eroding world in this book.551.352Riley Joelle1435833AUDIO9910155740103321Examining Erosion3593867UNINA