1. To Our World: Environment: Water, Energy, Waste Management Dr Shantikumar Nair Dean of Research Amrita Vishwa Vidyapeetham shantinair@aims.amrita.edu India – Renewable Energy Scenario

3. Conventional fossil fuel scenario in India

4. Renewable Energy (RE) Potential SourcePotential in GW Actual Installed Capacity Biomass19.51.26 Solar201.69 Wind4719.05 Small Hydro153.63 Ocean(Tidal+Wave)8 - 200.03 TOTAL109.526 Total Installed Capacity of all Energy Sources = 210.5 GW

5. Fuel costs by Source SourceCost (Rs./kWh) Coal6.5 Natural gas4.5 Biomass7.8 Solar PV10.4 Solar Thermal16.25 Small Hydro6.0 Wind6.3

6. New Technologies to lower Solar Costs Dye Sensitized Solar Cells Use of nanostructured surfaces to absorb more light Use of solar concentrators and trackers along with PV systems The biggest problem with PV in terms of cost is storage How to Solve the Storage problem of PV?

7. Storage Coatings on Solar Cells