1. Dead car batteries
2. Leaving things plugged in
3. Street lights/light pollution
4. Sewers/drainage
5. Toxic waste
6. Ghost wattage
7. Water running out/over-population
8. Yard/porch lights left on
9. Corn farming
10. Air pollution
2. Leaving things plugged in
3. Street lights/light pollution
4. Sewers/drainage
5. Toxic waste
6. Ghost wattage
7. Water running out/over-population
8. Yard/porch lights left on
9. Corn farming
10. Air pollution