Various methods adopted for the soil and water conservation in many countries are presented below: 1. Conservation Tillage 2. Deep Tillage 3. Conservation Farming 4. Terracing 5. Conservation Bench Terraces 6. Water Disposal 7. Broad Bed and Furrow System 8. Ridging and Tied Ridging 9. Contour Furrows/Contour Bunds 10. Low-Cost Measures. Method # 1. Conservation Tillage: This umbrella term can [...]
The term 'EIA' originated from the U.S. National Environmental Policy Act (NEPA) of 1969, which emphasized on the inclusion of environmental impact considerations in every project planning or developmental activity along with technical and socio-economic evaluations. Thus, it can be said that EIA is the prior assessment of the future impact of consequences of any major developmental activity on the [...]
Risk Assessment is the process of determining the probability and magnitude of harm to human life, welfare and environment, potentially caused by the release of hazardous chemical, physical or biological pollutants. Assessment of risks is performed in four steps: 1. Hazard Identification 2. Toxicity Assessment 3. Exposure Assessment 4. Risk Characterisation. Step # 1. Hazard Identification: The first step in [...]