reduction to sea-level

例句：

1. 1. The government is reducingthe tax rate on oil imports.
   政府正在降低石油进口的税率。
2. 2. The amountof carbon dioxide in the atmosphere isdecreasing due to increased use of renewable energy.
   由于使用可再生能源的增加，大气中的二氧化碳量正在减少。
3. 3. The company plans to reduceits carbon footprint by using more sustainable materials.
   该公司计划通过使用更可持续的材料来减少其碳足迹。