We live on land and we cultivate, install our cities and industry on this land and we pump water. However, the lack knowledge concerning soil, subsurface lithology and water resource from upstream to downstream are the main cause of major unforeseen risks.
Hafidha Khebizi
Respected Madam;
Lithological vulnerability of the soil and subsurface refers to the susceptibility of geological formations to processes that can degrade their structure and function, such as erosion, landslides, subsidence, and contamination. This vulnerability is influenced by factors like soil composition, rock type, porosity, permeability, and the presence of faults or fractures.
Preventing risks related to lithological vulnerability involves several strategies:
1. Soil Conservation Practices: Implementing techniques like contour plowing, terracing, and cover cropping to reduce soil erosion and maintain soil health.
2. Land Use Planning: Avoiding construction on vulnerable areas, enforcing zoning laws, and developing comprehensive land management plans that consider geological risks.
3. Reforestation and Vegetation Cover: Planting trees and maintaining vegetation to stabilize the soil and reduce erosion.
4. Slope Stabilization: Using engineering solutions like retaining walls, drainage systems, and ground reinforcement to prevent landslides and soil movement.
5. Monitoring and Early Warning Systems: Employing sensors and monitoring systems to detect early signs of subsurface movement or contamination, enabling timely interventions.
6. Public Awareness and Education: Informing communities about lithological risks and promoting practices that reduce vulnerability.
By integrating these approaches, we can mitigate the risks associated with lithological vulnerability and protect both the environment and human infrastructure.
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