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A Century of Human Creation: How Our "Technostuff" Outweighs Biomass

In just 100 years, human-made materials have eclipsed the total weight of all living organisms on Earth.

By Dennis OverbyeSource: nytimes.com1 min read
A Century of Human Creation: How Our "Technostuff" Outweighs Biomass
Image via nytimes.com

In brief

A recent visualization study reveals that man-made materials now surpass the weight of living biomass, a staggering realization of our impact on the planet. This finding calls attention to the consequences of our consumption habits and the environmental ramifications of our rapidly increasing "technostuff."

In a groundbreaking 2018 study led by geophysicist Yinon M. Bar-On from Caltech, researchers conducted a detailed inventory of both natural and human-produced materials. This extensive analysis indicated that, while life has existed on Earth for four billion years, the products we have created in the past century—ranging from roads to electronic devices—now significantly outweigh all living matter. The study highlights that the total biomass on Earth is approximately 1.1 trillion tons, while human-made materials have grown to surpass that weight. The alarming comparison sheds light on our societal norms, which prioritize consumption and production.Brice Ménard, a physicist at Johns Hopkins University, along with artist Nikita Shtarkman, has visually rendered this data into an impactful graphic representation. Their cubes, representing various forms of biomass and human creation, serve as a powerful reminder of how human activity has altered the weight balance of our planet within a mere century. Dr. Ménard expresses hope that this visualization will engage public awareness about the magnitude of our environmental footprint, urging society to reflect on the consequences of its consumption-driven lifestyle. Such insights prompt necessary discussions on sustainability and the global shift toward environmentally responsible practices.

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