Energy consumption in office spaces per employee, remote office and space
https://www.peoplesgas.com/company/ournaturalgassystem/naturalgasfactslinks/
https://www.engieimpact.com/insights/carbon-impact-remote-work
https://www.flexjobs.com/blog/post/telecommuting-sustainability-how-telecommuting-is-a-green-job/
Emissions per country and industry
https://ourworldindata.org/emissions-by-sector
https://www.eib.org/attachments/strategies/carbon_footprint_report_2016_en.pdf
Mobility and commuting
https://www.project-resource.co.uk/blog/2017/02/how-long-is-too-long-for-a-commute-to-work
Energy efficiency and consumption
https://www.epa.gov/energy/greenhouse-gases-equivalencies-calculator-calculations-and-references
https://ecoscore.be/en/info/ecoscore/co2
https://www.eia.gov/tools/faqs/faq.php?id=45&t=8
https://www.rensmart.com/Calculators/KWH-to-CO2
https://www.eia.gov/tools/faqs/faq.php?id=74&t=11
https://www.eia.gov/environment/emissions/co2_vol_mass.php
Travelling consumption
https://theicct.org/sites/default/files/publications/CO2-commercial-aviation-oct2020.pdf
https://www.carbonindependent.org/22.html
https://www.bbc.com/news/science-environment-49349566
https://www.atag.org/facts-figures.html
https://dataportal.orr.gov.uk/media/1843/rail-emissions-2019-20.pdf
https://ourworldindata.org/travel-carbon-footprint
https://www.railfreight.com/policy/2020/01/08/rail-freight-produces-6-times-less-co2-than-truck/