HUMAN POPULATION GROWTH AND CLIMATE CHANGE

Exposing the Big Game

https://www.biologicaldiversity.org/programs/population_and_sustainability/climate/?fbclid=IwAR0IVSbh5phNB7dFjcypdp-dA8Y7D_KtQWYFYyrZRZu5xpsWwhCb4Vattec

The largest single threat to the ecology and biodiversity of the planet in the decades to come will be global climate disruption due to the buildup of human-generated greenhouse gases in the atmosphere. People around the world are beginning to address the problem by reducing their carbon footprint through less consumption and better technology. But unsustainable human population growth can overwhelm those efforts, leading us to conclude that we not only need smaller footprints, but fewer feet.

Portland, Oregon, for example, decreased its combined per-capita residential energy and car driving carbon footprint by 5 percent between 2000 and 2005. During this same period, however, its population grew by 8 percent.

2009 study of the relationship between population growth and global warming determined that the “carbon legacy” of just one child can produce 20 times more greenhouse gas than a person will save by driving a high-mileage car, recycling…

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