Impacts of Sand Mining. Excessive instream sand mining is a threat to bridges, river banks and nearby structures. Sand mining also affects the adjoining groundwater system and the uses that local people make of the river. Instream sand mining results in the destruction of aquatic and riparian habitat through large changes in the channel morphology.
Jan 12, 2016· Manufactured sands as an alternative to river sand mining in India. The destruction of riverine ecosystems by indiscriminate sand mining is gradually giving way to a lightly regulated industrialscale production of manufacturedsand with support of large corporates.