Oxford in the UK wants to become the world's first carbon emission-free city by 2035, with a plan to ban all petrol and diesel vehicles from the city centre over the next 20 years.
Over 40 different Catholic institutions have announced a divestment from fossil fuels, making it the largest Catholic alliance against climate change yet.
To limit the average global temperature rise to two degrees Celsius, the future will involve a mix of new technologies, business scenarios and personal decisions.
Sweden recently passed a law to reduce their net carbon emissions to zero by 2045.
Malta’s Valletta Declaration on a Mediterranean Zero Carbon Economy by 2030 is set to include green urban infrastructure as measures to combat climate change.