3. SMALL HYDRO DEFINITION “ Hydro electric power plant with an installed (maximum) capacity up to 10 MW”

4. A small hydro plant (6,7 MW)

5. Another small hydro plant (pico hydro, 600 W)

6. This is Large Hydro

7. This is the Largest Hydro ever

9. EU-27 Electricity mix (2004) Source: EC-DG TREN Eurostat

10. EU-27 Renewables mix Source: EREC 100.0% 1307 100.0% 707.5 100% 436.44 Totale RES 1.1% 15 0.4% 3 0.0% 0 Ocean 0.7% 9 0.3% 2 0.0% 0 Solar thermal electricity 1.1% 14 1.0% 7 1.3% 5.5 Geothermal 29.4% 384 50.3% 356 69.6% 303.8 Hydro 23.0% 300 19.5% 138 15.6% 67.9 Biomass for electricity 4.2% 55 1.1% 7.5 0.2% 0.74 PV 40.6% 530 27.4% 194 13.4% 58.5 Wind % TWh % TWh % TWh 2020 2010 2004

11. Potential economic - exploited ~ 250 TWh/year ~ 55 GW installed capacity technical – economic ~ 450 TWh/year ~ 100 GW installed capacity

14. Head Flow