01-12-2017, 11:25 AM
Ideas for environmental projects:
• Green power
• Rainwater in crops
• Energy conservation
• Recycling
• Contamination
• Soil quality
• Greenhouse effect
• Climate change
• Air quality
• Recycling
• Renewable energy
• Water treatment
• Save energy
• Waste management
• Balanced ecosystem
• Habitat model
• Organic garden