The anaesthetics used by a hospital contribute to global warming in the same proportion as emissions from 100 cars every year. A kilogram of anaesthetic gas produces 1,620 kg of carbon dioxide.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/green-certificate-ensure-safer-operation-theatres
[2] http://admin.indiaenvironmentportal.org.in/category/author/sreemoyee-chatterjee
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-bangalore
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/karnataka
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-dioxide
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hospital-waste
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmental-health
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-disposal
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmental-security
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment