1. Renewable energy Oren Katz Avi Perez Lihi Aziz Sergey Lantzman

2. Our main problem:

4. Renewable energy Renewable energy is generally defined as energy that comes from resources which are naturally replenished on a human timescaleresources In the future- human power, Bio-fuels and Nuclear fusion For now- the sun!

5. Renewable energy 3.8 x 10 26 watts 1.74 x 10 17 watts

6. Mainstream technologies Wind power Hydropower- Wave power, tidal power and dam turbine Biomass- Biofuel Geothermal energy Solar energy- solar heating, photovoltaics, concentrated solar power, solar architecture and artificial photosynthesis