As part of its commitment to protect and care for the environment, the Company's strategic planning includes sustainability as a transversal axis in the operation of the system, which contributes to the fulfillment of the goals of the Sustainable Development Goals (SDGs) adopted for the Company as part of its planning.

Since 2007, the company has been certified under the ISO 14001 standard, which has allowed the transversality in each of the processes, achieving the appropriation and improvement of environmental performance.

With respect to current environmental regulations, there is a tool that allows the identification and monitoring of the regulations applicable to the Company's performance. There is also a tool for identifying significant environmental aspects and impacts, as well as the risks associated with the activities carried out.

Through the annual sustainability report, the environmental indicators can be visualized under the GRI (Global Reporting Initiative) methodology.

The Company, as one of the actors of sustainable mobility in the region, responsibly manages each of the natural resources involved in the operation of the system. It seeks to promote and manage sustainability from the corporate strategy, through the implementation of initiatives that focus on the continuous improvement of environmental performance in harmony with social management and economic balance. To this end, the Company is committed to:

• Make use of the natural resources required for the operation of the system under the concepts of cleaner production and eco-efficiency, acting proactively to control, prevent, mitigate, compensate and enhance the environmental impacts generated by the provision of the service.
• Incorporate climate change management in the Company in terms of adaptation and mitigation, according to the guidelines established in the national climate change policy and according to commitments made at COP21. Contributing to the atmospheric decontamination of the Aburrá Valley with the promotion, construction and operation of transportation corridors with clean technology.
• To promote the acquisition of goods and services under the concept of sustainable public procurement, in accordance with the National Policy on Sustainable Production and Consumption, fostering a culture of sustainable consumption and productive transformation.
• Promote sustainable construction for the infrastructure projects developed by the Company.
  Ensure compliance with legal and other requirements and compliance with voluntary commitments acquired in the area of environmental management.
• Promote among stakeholders a culture of care and protection of natural resources, good environmental practices and awareness of the current state of environmental impacts generated.
• Participate with different institutions for the preservation of ecologically important areas.

At the international level, approximately 195 countries, through the United Nations Framework Convention on Climate Change and its Conference of the Parts COP21, address the issue of climate change, under this scheme some commitments are established for Colombia in adaptation and mitigation and in this same international context, the Sustainable Development Goals (SDGs) proposed by the United Nations are established. Of the seventeen goals defined, No. 13 corresponds to Take urgent action to combat climate change and its effects. In this order of ideas, all public and private sectors of society must contribute to the fulfillment of the commitments acquired with respect to climate change.

The Company's climate change policy is aligned with the National Climate Change Policy with the aim of making Colombia a resilient and low-carbon country, and the commitments made by the Company will be aligned at the regional level with the Regional Climate Change Node of Antioquia and at the local level with the Development Plan "Medellin counts on you 2016-2019".

The Company incorporates climate change management in the corporate strategy and contributes through the implementation of best practices to counteract the phenomenon of climate change in the administrative and operational activities defined in the operation of the system, these practices will be focused on the ability to adapt (accommodate or recover from the effects) and mitigate (reduce greenhouse gas emissions) climate change.

In addition to the environmental responsibility acquired by the system, the inclusion of actions that respond to risk prevention and adaptation to the impacts of climate change will be promoted, and plans and projects to expand the system to mitigate GHG atmospheric emissions in the region will be considered.

The following chart illustrates the link between the environmental management system and the Company's direction, starting from the higher purpose to the strategic objective of contributing to the care and improvement of the environment, within the Company's perspective of sustainability.

It is important to specify the following definitions as a constituent part of the model:

Sustainable territories: geographic spaces that allow different urban functions, characterized by the improvement of environmental, social and economic conditions, on which we intervene with the application of transparent and planned public policies to obtain the maximum benefit for citizens.

Sustainable territories: geographic spaces that allow different urban functions, characterized by the improvement of environmental, social and economic conditions, on which we intervene with the application of transparent and planned public policies to obtain the maximum benefit for citizens.