![]() Sand mining also has an impact on the nearby groundwater system and the river’s uses by the locals. Any amount of sand extracted from streambedsĮxcessive instream sand mining endangers bridges, river banks, and other nearby structures. The impact of mining is exacerbated by the impact of sea level rise. It may also result in the intrusion of saline water from the nearby sea. Sand depletion in the streambed and along coastal areas causes rivers and estuaries to deepen and river mouths and coastal inlets to enlarge. Instream mining causes stream bottom erosion, which can lead to bank erosion. Rivers are degraded as a result of excessive instream sand and gravel mining. ![]() Any amount of sand extracted from streambeds and coastal areas is a system loss. In-stream mining causes stream bottom erosion, which can lead to bank erosion. Rivers are degraded as a result of excessive in-stream sand and gravel mining. Mining companies, in collaboration with relevant resource agencies, must work to ensure that sand mining is done responsibly. ![]() Today, the demand for sand and gravel is increasing. Sand and gravel have been used in the construction of roads and buildings for thousands of years. IMPACT OF SAND AND GRAVEL DREDGING ON THE ENVIRONMENT ![]()
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