During the outbreak of the Covid-19 pandemic, governments around the world have placed infrastructure development at the centre of their agendas aimed at relaunching their economies. The large recovery packages put in place are an unprecedented opportunity to address our future’s next great challenge: climate change. Today, sustainability is an imperative when it comes to designing, creating and maintaining infrastructures, not only because they can contribute to the reduction of greenhouse gases, but also because they need to be designed to be resilient to impending climate catastrophes. What are the main features and challenges of a sustainable infrastructure? Why are the European Union and the European Investment Bank at the forefront of new sustainable investment plans? And how could sustainable Infrastructure change the trajectory of China’s Belt and Road Initiative?