# Bus: SQUAKE - September 2024 Update The SQUAKE bus methodology is now live, with emission factors for various fuel types and operators. ## What's New? ### Supported Fuel Types * LNG * Diesel * LPG * PHEV (Plug-in Hybrid Electric Vehicle) * Hydrogen * Electricity * Average ### Operators * [Greyhound Lines](https://www.firstgroupplc.com/~/media/Files/F/Firstgroup-Plc/Responsibilty%20Reports/environmental-data-report-20200826.pdf) * [Metrobus](https://www.co2everything.com/co2e-of/bus-travel) * [Halifax Transit](https://www.co2everything.com/co2e-of/bus-travel) * [OC Transpo](https://canadiancor.com/public-transit-in-ottawa-kilometres-and-litres/) * [Brussels Intercommunal Transport Company (STIB)](https://www.stib-mivb.be/article.html?_guid=008a3561-2ac1-3410-22bc-d575f8441615\&l=en) * [Metropolitan Atlanta Rapid Transit Authority (MARTA)](https://www.itsmarta.com/uploadedFiles/More/About_MARTA/MARTA%20Sustainability%20Report%20120519%20Digital.pdf) * [New Jersey Transit Corporation](https://www.njtransit.com/press-releases/nj-transit-move-earth-day) * [St. Lawrence County Public Transit](https://reason.org/commentary/does-bus-transit-reduce-greenhouse/) * [Southeastern Pennsylvania Transportation Authority (SEPTA)](https://planning.septa.org/wp-content/uploads/2021/02/SEPTA-Forward_StrategicPlan2021-2026.pdf) * [Research Triangle Regional Public Transportation Authority](https://www.transit.dot.gov/sites/fta.dot.gov/files/docs/PublicTransportationsRoleInRespondingToClimateChange2010.pdf) * [Jefferson Lines](https://www.jeffersonlines.com/is-bus-travel-better-for-the-environment/) * [Megabus](https://uk.megabus.com/be-greener-as-you-go) * [Trans-Bridge Lines](https://transbridgelines.com/wp-content/uploads/2022/08/Commuter-August_22.pdf) * [Citybus](https://www.co2everything.com/co2e-of/bus-travel) * [RapidKL](https://jit.sirim.my/Volume/Volume%2023%20No.1%202015/operational_carbon_footprint_of_light_rail_transit_service_in_the_greater_kl_klang_valley_metropolis0.pdf) * [SMRT Corporation](https://www.smrt.com.sg/Portals/0/InvestorRelations/Annual%20Report/2016/SMRT%20Sustainability%20Report%202016_LR.pdf) * [Greyhound Australia](https://www.greyhound.com.au/company/travel-green) * [Busabout Sydney](https://www.busabout.com/sustainable-tourism) * [TFGM Metrolink](https://tfgm.com/public-transport/tram/metrolink-and-the-enviroment) * [Telfords Bus & Coach](https://www.transport.gov.scot/publication/scottish-transport-statistics-no-33-2014-edition/j357783-16/) * [State Transit Authority of New South Wales](https://www.linkedin.com/pulse/greenhouse-emissions-from-travel-sydney-leon-arundell/?trk=articles_directory) * [Transdev NSW](https://www.linkedin.com/pulse/greenhouse-emissions-from-travel-sydney-leon-arundell/?trk=articles_directory) * [Transit Systems NSW](https://www.linkedin.com/pulse/greenhouse-emissions-from-travel-sydney-leon-arundell/?trk=articles_directory) * [New England Coaches](http://www.busandcoach.travel/download/factsheets/factsheet_green_en.pdf) * [Brisbane Bus Lines](https://australasiantransportresearchforum.org.au/wp-content/uploads/2022/03/ATRF2018_paper_58.pdf) * [Bus Queensland](https://chartingtransport.com/category/greenhouse-gas-emissions/) * [Moreland Bus Lines](https://www.irishtimes.com/life-and-style/motors/surprise-carbon-offenders-1.765821) * [InterCity](https://www.itf-oecd.org/sites/default/files/docs/dp200928.pdf) * [FlixBus](https://corporate.flixbus.com/de/investition-in-unseren-planeten-flix-treibt-die-mobilitaets-revolution-voran/) * [Hamburger Hochbahn](https://www.hochbahn.de/resource/blob/17266/c3fad06b81a2698a363b4127a90ea0b2/gri-englisch-data.pdf) * [Bus Éireann](https://www.buseireann.ie/pdf/1621430203-Sustainability.pdf) * [Dublin Bus](https://www.irishtimes.com/life-and-style/motors/surprise-carbon-offenders-1.765821) * [ATAC](https://www.polisnetwork.eu/wp-content/uploads/2019/06/new_mobility_requirements_in_rome.pdf) * [BVB](https://www.sustainable-bus.com/news/gvb-amsterdam-zero-emission-transport-2025-44-vdl/) * [Qbuzz](https://assured-project.eu/storage/files/4-qbuzz-assured-uitp.pdf) * [National Express](https://www.nationalexpress.com/en/environment) * [Stagecoach Group](https://www.stagecoachbus.com/news/south-west/2021/april/3-reasons-why-buses-are-better-for-the-environment) * [Boreal Norge](https://www.mdpi.com/1996-1073/14/3/770) * [Nobina Norge](https://www.mdpi.com/1996-1073/14/3/770) * [Tide ASA](https://www.mdpi.com/1996-1073/14/3/770) * [Torghatten Buss](https://www.mdpi.com/1996-1073/14/3/770) * [Vy Express](https://www.vy.no/en/the-vy-group/sustainability-and-social-responsibility) * [Vy Buss](https://www.vy.no/en/the-vy-group/sustainability-and-social-responsibility) Stay tuned for future updates as more operators and regions become part of the SQUAKE methodology! 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