Tag: Climate Change

The Mass of Manmade Stuff Now Equals the Planet’s Biomass

The mass of human-produced materials, such as concrete, steel and asphalt, has grown to equal the biomass of all life on the planet, according to a study from the Weizmann Institute of Science in Israel. Humans are adding new buildings, roads, vehicles and products at a rate that doubles every 20 years. This “concrete jungle”

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