Walgreens is supporting this commitment through improved heating, ventilation, air conditioning and refrigeration efficiency, conversions to LED lighting and using data to pinpoint areas for improvement. The Walgreens Intensity Target 1 has been calibrated to conform to the energy intensity reduction goal, which was disclosed as part of Walgreens commitment to the U.S. Department of Energy Better Buildings Challenge: https://www.walgreensbootsalliance.com/sites/www/files/2021-01/WBA_CDP_Climate_Change_Questionnaire_2020_26%20Aug.pdf