A powerful commitment for the climate

In view of the climate emergency, Keolis takes steadfast and decisive action alongside public transport authorities and its partners. Our greenhouse gas reduction goals align with those of the 2015 Paris Agreement to keep global warming to under 1.5°C compared with preindustrial levels between now and the end of the century. The Science Based Targets initiative (SBTi) has certified that Keolis’s contribution to fighting climate change is consistent with its climate transition plan. It is based on ambitious and concrete actions:

Keolis is also proactive in adapting to climate change and improving the resilience of its activities. This adaptation involves incorporating the occurrence of extreme climate events into operational management processes and reappraising working conditions, the passenger experience and infrastructure and vehicle condition.

Main commitments

  • 42%reduction in emissions related to energy consumption by 2030
  • 43%of Group purchasing volumes expressed in emissions will be sourced from SBTi-engaged suppliers by 2028
  • 25%reduction in greenhouse gas emissions by 2030 for Upstream energy, waste management, and commuting

A policy focusing on environmental performance

Keolis’ public service mission ties in naturally with the UN Sustainable Development Goal 11: by offering shared and accessible mobility services, the Group works to promote sustainable cities and communities. It encourages shared, multimodal and active mobility (carsharing, cycling, etc.). In concert with local authorities, it always seeks the most appropriate mobility solutions to meet their environmental, societal and economic goals.

The Group’s environment policy comprises four key undertakings:

  • Contribute to climate change mitigation and adaptation through its practices and by promoting sustainable mobility

  • Protect the environment by controlling its activities and preventing pollution

  • Continuously improve its environmental approach

  • Meet its obligations regarding compliance with legal requirements or with its contractual or voluntary commitments towards interested parties.

"For more than ten years, Keolis has been committed to accelerating the ecological transition, in all the countries where we are present, to reduce the impact of mobility on the environment."

Antonia Höög, Director of CSR and Engagement, Keolis

Action for the ecological transition

Resources and circular economy

Keolis strives to improve the proportion of waste recovered and recycled, and reduce the overall volumes generated. The Group encourages the 5R approach: Refuse, Reduce, Reuse, Recycle and Rot. In practice, subsidiaries systematically abide by locally applicable instructions (based on regulations in force) on waste sorting, recovery and disposal. Local collection and processing solutions are prioritised to support local community supply and recycling chains.     

Water abstraction

Conscious of their impact on water resources, Keolis subsidiaries take measures to reduce their consumption: systems for recycling vehicle washing water, rainwater harvesting systems, etc. Through this mobilisation, the volume of abstracted water fell by 7% between 2022 and 2024.

In Antibes, France, the local subsidiary has gone one step further by building the first above-ground car park to incorporate all the criteria of the "Bâtiments Durables Méditerranéens" label: solar panels, low-carbon concrete floors, recycled wood partitions and rainwater recovery.

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Prioritising renewable electricity

Already in 2023, Keolis reiterated its commitment to the environment by signing renewable power purchase agreements with French solar power specialist Urbasolar. Since 1 January 2025, the Group has thus benefited from a secure supply of renewable electricity for its operations. Generated in solar farms in France, this green electricity will avoid 290 tonnes of CO2 emissions every year for 15 years, the equivalent of driving 3.4 million kilometres. A major step forward for Keolis towards ever more sustainable mobility.

A holistic and certified approach

62% of Keolis' turnover is covered by ISO 14001 certification, the most widely recognised environmental management system in the world. This certification - and the continuous increase in coverage over the past ten years - testifies to the holistic approach and commitment of all its employees to reducing the environmental impact of activities. The goal for 2030 is to attain 80% coverage.

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On the road to hydrogen mobility

Keolis supports the development of low-carbon and sustainable urban mobility. The Group is trialling the operation of fleets of hydrogen-powered vehicles in France and the United States. Since September 2024, it has been operating and maintaining 14 new and retrofitted hydrogen-powered buses on two main lines of the Clermont-Ferrand Métropole T2C public transport network. These 14 vehicles come on top of the 33 hydrogen-powered New Flyer buses already operating on the Foothill network in Southern California.