Time travel may be the stuff of science fiction, but if you're curious to know how we'll be living years from now, look no further. From Malaysia to Mexico and the Maldives, all-new cutting-edge smart cities with outstanding green credentials are providing a blueprint for urban development. As the effects of climate change become increasingly devastating, these carbon-neutral utopias may be key to our species' chance of survival, if they're as virtuous as they appear. Click or scroll on to take a look at these ten visionary projects, including a futuristic desert city in the US designed by a Walmart billionaire...

Telosa, USA

A desert utopia with sustainability, equality and diversity at its heart, Telosa is the brainchild of former Walmart executive and serial entrepreneur Marc Lore, who unveiled the grand project after quitting his role at the retailer in 2021. The New York Post called it "America's first woke city" and the plan is to house a population of five million within 40 years. Of course, utopia doesn't come cheap and building costs are predicted to reach an eye-watering $400 billion, funded by private investors, philanthropists and government grants and subsidies.