By 2040, 2 billion people living in cities are likely to be exposed to the impacts of climate change. It’s a reality that was a driving force behind the UN-Habitat’s newly published World Cities Report 2024. By 2040, 2 billion people living in cities are likely to be exposed to the impacts of climate change. It’s a reality that was a driving force behind the UN-Habitat’s newly published World Cities Report 2024. Environment Phys.org – latest science and technology news stories