https://mr.khanacademy.org/science/mh-grade-8-science/x0f256b8de9c7cf34:pollution/x0f256b8de9c7cf34:soil-pollution/v/solid-waste-disposal 2025-03-09T15:09:54.276828716Z घनकचरा विल्हेवाट . Khan Academy video https://cdn.kastatic.org/ka_thumbnails_cache/0b70a8f3-f4f6-4b41-9992-519db064a1c2_1280_720_base.png घनकचरा विल्हेवाट . https://cdn.kastatic.org/ka-youtube-converted/pKSxuMBXTmY.mp4/pKSxuMBXTmY.mp4 476 मृदा प्रदूषण (Soil Pollution) https://mr.khanacademy.org/science/mh-grade-8-science/x0f256b8de9c7cf34:pollution/x0f256b8de9c7cf34:soil-pollution/e/soil-pollution 2026-04-08T08:29:36.136522811Z मृदा प्रदूषण (Soil Pollution) मृदा प्रदूषणाची कारणे आणि प्रतिबंध Joel Prakash Stephen exercise