In Favor :-
- There are multiple benefits by big dams. They provide water for irrigation, prevents of floods and generates electricity.
- Large dams have the potential to save the country from critical food shortages.
- We cannot blame dams for improper rehabilitation. Rehabilitation is not done properly because of the delays of projects in turn caused by social activists.
- Dams save ground water from over-exploitation.
- Hydel power is the cleanest and cheapest source of energy after solar energy.
- Small dams are uneconomic.
- Dams are the main source for water in dry areas.
- It’s good to use technology for our survival.
- Big dams displaces thousands of local people and causes loss of their livelihoods.
- Till now only one fourth of the displaced people are rehabilitated.
- Construction and maintenance of big dams require huge financial investments. It leads to less investments for the other development sectors like welfare schemes, other development activities etc.
- Dams affect the fertility of the soil.
- Dams cause permanent destruction of vast expanse of forests, wetlands and wildlife.
- Local people’s attachment to the land that they have nurtured all their lives is treated as insignificant. They are uprooted ruthlessly for the construction of dams.
- Most of displaced people are rural poor and belongs to Scheduled Tribes.
- Due to lack of flow of water, water becomes stagnated and causes spreading of water-borne diseases and releases green house gases.
- Big dams cause earthquakes because of the weight of water in reservoirs.
- If a large dam is damaged, it will effect the lives of lakhs of people.
- In the world’s worst dam disaster in China in 1975 when two large dams burst as many as 2,30,000 people died.
- Through ‘rainwater harvesting’ rain can be caught on rooftops and channeled into tanks.
- By investing more in solar energy, dependence on hydel power reduces.
- India holds a strong position in the list of dam building countries after US and China.