回收节约计算器
使用回收节约计算器量化废弃物回收带来的环境和经济效益。计算回收纸张、塑料、金属和玻璃可节省的能源、水资源和CO₂排放量，激励更多回收行动。
Annual Energy Saved
1,404 kWh
Annual Energy Saved vs Weekly Aluminum
公式
How to Calculate Recycling Savings
Recycling saves energy compared to manufacturing from raw materials.
Energy Savings (kWh per lb recycled)
Formula
Energy Saved = Weight * kWh per lb * 52 weeks
计算示例
A household recycling 1 lb aluminum, 5 lbs paper, 3 lbs glass, 2 lbs plastic per week.
- 01Aluminum: 1 * 52 * 7.0 = 364 kWh
- 02Paper: 5 * 52 * 2.5 = 650 kWh
- 03Glass: 3 * 52 * 0.5 = 78 kWh
- 04Plastic: 2 * 52 * 3.0 = 312 kWh
- 05Total: 364 + 650 + 78 + 312 = 1,404 kWh saved
常见问题
Which material saves the most energy when recycled?
Aluminum saves the most energy per pound (95% vs virgin production). Recycling one aluminum can saves enough energy to run a TV for 3 hours.
What percentage of waste is recyclable?
About 75% of municipal waste is recyclable, but the US only recycles about 32%. Paper, metals, glass, and plastics 1-2 are widely accepted in curbside programs.
Does recycling really make a difference?
Yes. Recycling all recyclable waste in the US would save 250 million metric tons of CO2 annually, equivalent to removing 50 million cars from the road.