Teresa Ribera Rodríguez is a Spanish jurist, university professor, and politician who has served as the Minister for the Ecological Transition of Spain since 2018, after Prime Minister Pedro Sánchez coming into power following the successful no-confidence motion against Mariano Rajoy. In 2020, she was appointed Fourth Deputy Prime Minister and in 2021 she was promoted to Third Deputy Prime Minister.

The Ministry for the Ecological Transition and the Demographic Challenge (MITECO) is the department of the Government of Spain responsible for developing the government policy on fight against climate change, prevention of pollution, protecting the natural heritage, biodiversity, forests, sea, water and energy for a more ecological and productive social model. Likewise, it is responsible for the elaboration and development of the government policy against the country's demographic challenges.