What 30 years of satellite data shows about the growth of more than 1,550 cities around the world
5 months, 1 week ago

What 30 years of satellite data shows about the growth of more than 1,550 cities around the world

ABC  

Scientists have used a new technology to map more than 1,000 cities around the world and determine how they have changed over the past 30 years. Scientists used the time period to determine cities around the world were "rapidly growing", and "mostly growing vertically than horizontally". "However, we have observed a shifting trend toward upward building growth across many cities and regions." "Since the 1990s, especially in rapidly developing world regions, cities have transitioned from low-rise, outward growth to more high-rise, upward growth," the study said. "The study highlights a unique urban upward growth, mostly found in Chinese cities and a consequence of the real estate boom there," it said.

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Asian cities are growing upwards more than outwards, satellite data show
4 months, 2 weeks ago

Asian cities are growing upwards more than outwards, satellite data show

The Hindu  

Cities around the world, but especially in Asia, are growing upwards faster than they are spreading outwards, a new study published in Nature Cities has found. “So by combining these 2 data sets, we thought we could get a better picture of how cities are growing both laterally and vertically,” Mr. Frolking said. ‘Only paper in the literature’ “The microwave …

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