A review of green artificial intelligence: Towards a more sustainable future

Verónica Bolón-Canedo, Laura Morán-Fernández, Brais Cancela, Amparo Alonso-Betanzos

Abstract: Highlights•Green AI emphasizes sustainable and energy-efficient AI and ML models.•Strategies for designing energy-efficient systems are explored (green-in AI).•Also explored are AI approaches to enhancing eco-friendly practices (green-by AI).•Several options exist for green AI innovations in algorithm and hardware optimization.•Future trends are discussed.