1.
CO2, carbon dioxide
Carbon dioxide, a greenhouse gas composed of carbon and oxygen, commonly discussed in environmental contexts.
CO2 is commonly used in Japanese environmental discussions. The full Japanese term is 二酸化炭素.
Common expressions
- CO2排出: CO2 emissions
- CO2削減: CO2 reduction
- CO2濃度: CO2 concentration
- CO2フリー: CO2-free
- カーボンニュートラル: carbon neutral
Usage
- Often discussed in context of 地球温暖化 (global warming)
- Japan has pledged to achieve carbon neutrality by 2050
- CO2 is written in the English alphabet in Japanese text
- Also written as CO₂