Mapped: How much space would it take to sustain the world's largest cities by solar energy?

The world's fossil fuel resources are only becoming more limited. With our increasingly large global footprint, the need for renewable energy is amplifying. But the impact of renewables might be less than once thought - with new research from RS Components revealing how little land is needed to power some of the world's major cities. Of the world's largest 100 cities, 80 would need less than 10 per cent of their land area to be converted into solar panels to sustain their energy usage,