Catherine Lindell: What We Buy Affects Entire Planet

Deforestation in Brazil and electricity demands in the United States contribute to global warming and the melting of ice in the Arctic, setting up a doomsday scenario for creatures like polar bears. Pollutants originating in Asia have been detected in the air and water in western North America and are potential contaminants of mammals and birds. Such interconnectedness is not only a result of a common atmosphere. Human economic activity also increases the number of threads linking Earth's biodiversity with potential threats and potential support systems...