Change from previous year's score: -6

Review: 16/22 points. Delta Airlines has started to measure its impact on climate change (i.e., its greenhouse gas emissions or climate footprint).

Reduce: 30/56 points. Delta Airlines has established clear goals to reduce its climate impact and has made improvements to the energy efficiency of its aircraft.

Policy (7)/10 points. Delta Airlines has shown public information that it supports public policy that addresses climate change.

Report: 11/12 points. Delta Airlines has made information available on its efforts to address global warming.

*As of Climate Counts' fall 2009 evaluation, Delta includes Northwest Airlines