@misc{WHO2021,
  author = {{World Health Organisation}},
  title = {Climate Change and Health},
  year = {2021},
  url = {https://www.who.int/news-room/fact-sheets/detail/climate-change-and-health},
  doi = {10.1163/9789004322714_cclc_2021-0172-549}
}

@incollection{ma2024green,
  title={Green Theatre Index: Measuring the Effectiveness of Climate-Smart Approaches and Benchmarking},
  author={Ma, Ronald and Clements, Lily},
  booktitle={Data-Driven Business Intelligence Systems for Socio-Technical Organizations},
  pages={407--428},
  year={2024},
  publisher={IGI Global},
  doi = {10.4018/979-8-3693-1210-0.ch016}
}

@misc{ukgov_greenhouse_gas_reporting_2023,
  title = {Greenhouse Gas Reporting: Conversion Factors 2023},
  author = {{Department for Energy Security and Net Zero}},
  howpublished = {\url{https://www.gov.uk/government/publications/greenhouse-gas-reporting-conversion-factors-2023}},
  month = {June},
  year = {2023},
  note = {Published on 7 June 2023, last updated on 28 June 2023},
}

@misc{carbonfootprint_calculator,
  author = {{Carbon Footprint Ltd.}},
  title = {Carbon Footprint Calculator},
  year = {2024},
  url = {https://www.carbonfootprint.com/calculator.aspx},
  note = {Accessed: 2024-08-13}
}

@misc{pledge4future_co2calculator,
  author = {{Pledge4Future}},
  title = {CO2 Calculator},
  year = {2024},
  url = {https://github.com/pledge4future/co2calculator}
}

@misc{rpackage_footprint,
  author = {Schmidt, Anthony and Kulma, Kasia},
  title = {footprint: Carbon Footprint Calculator for R},
  year = {2024},
  doi = {10.32614/CRAN.package.footprint}
}

@article{macneill2017impact,
  title={The impact of surgery on global climate: a carbon footprinting study of operating theatres in three health systems},
  author={MacNeill, Andrea J. and Lillywhite, Robert and Brown, Chris J.},
  journal={The Lancet Planetary Health},
  volume={1},
  number={9},
  pages={e381--e388},
  year={2017},
  publisher={Elsevier},
  doi = {10.1016/S2542-5196(17)30162-6}
}