A muddy river contains a large amount of clay, which has ended up in the river as a result of erosion. Jaa Sulje © S.Veistola & e-Oppi Oy Tämän kuvan tekstivastine: (tyhjä tekstivastine) ge9_joki_eroosio_samea_loimijoki_sveistola_p_p.jpg 382.9 kt
