カーボン・フットプリント
デジタル生活が地球に残す「足跡」。
商品やサービスの全工程で排出される温室効果ガスを、二酸化炭素（CO2）の量に換算して見える化したもの。
graph LR
Center["カーボン・フットプリント"]:::main
Rel_proof_of_work_pow["proof-of-work-pow"]:::related -.-> Center
click Rel_proof_of_work_pow "/terms/proof-of-work-pow"
Rel_renewable_energy["renewable-energy"]:::related -.-> Center
click Rel_renewable_energy "/terms/renewable-energy"
Rel_energy_efficiency["energy-efficiency"]:::related -.-> Center
click Rel_energy_efficiency "/terms/energy-efficiency"
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classDef child fill:#0f172a,stroke:#10b981,color:#94a3b8,rx:5,ry:5;
classDef related fill:#0f172a,stroke:#8b5cf6,stroke-dasharray: 5 5,color:#94a3b8,rx:5,ry:5;
linkStyle default stroke:#4b5563,stroke-width:2px;
🧒 5歳でもわかるように説明
Every time you use electricity, a power plant somewhere might be burning fuel. Your carbon footprint is a score of how much 'smoke' your digital life creates in the world.
🤓 Expert Deep Dive
Calculated in units of CO2e (carbon dioxide equivalent). It includes direct emissions (Scope 1) and indirect emissions from purchased electricity (Scope 2). Offsetting footprints involves carbon credits or switching to renewable energy.