Change from previous year's score: -82

Review: 22/22 points. IBM has been measuring its companywide impact on global warming annually since 2000.

Reduce: 42/56 points. IBM has established clear goals to reduce its energy use, and has reduced its impact on global warming (i.e., its greenhouse gas emissions or climate footprint). The company also encourages energy conservation by others.

Policy Stance: 7/10 points. IBM supports public policy that addresses climate change.

Report: 10/12 points. IBM has made public information available on its companywide efforts to address global warming.

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