Environmental Impact of Online Versus in-Person Critical Care Education Through the Carbon Footprint Analysis of the CERTAIN Program: Cross-Sectional Study

Baiyong Wang   ^{1, 2} , MD ;   Claudia Castillo Zambrano   ² , MPH, MD ;   Nasrin Nikravangolsefid   ² , MD ;   Ricardo Machado Carvalhais   ³ , MD ;   Alexander Niven   ² , MD ;   Ognjen Gajic   ² , MD ;   Yue Dong   ⁴ , MD

¹ Department of Critical Care Medicine, the Affiliated Hospital of Hangzhou Normal University, Hangzhou, China

² Division of Pulmonary and Critical Care Medicine, Department of Medicine, Mayo Clinic, Rochester, MN, United States

³ Department of Internal Medicine, Montefiore New Rochelle Hospital, New Rochelle, NY, United States

⁴ Department of Anesthesiology and Perioperative Medicine, Mayo Clinic, Rochester, MN, United States