Top 20 Green Tech Ideas

• Recycling e-Waste
  
• Algae Biofuel
  
• Algae food
  
• Thin-film Solar
  
• Molten Salt Storage
  
• Solar Tower
  
• Custom Biofuels
  
• Electric Cars
  
• Smart Meters
  
• Lithium-ion Batteries
  
• Fuel Cells
  
• Rooftop Wind Power
  
• Tidal Power
  
• Green IT
  
• Green Concrete
  
• Green Building Materials
  
• Modular Nuclear Power
  
• Artificial Photosynthesis
  
• Waste to Energy
  
• Biochar

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