The Living Planet Index (LPI) from the World Wildlife Fund reported that between 1970 to 2010 there has been a 52% decline in vertebrae species populations on Earth. The study considered 10,380 populations of 3,038 species of mammals, birds, reptiles, amphibians and fish. The most dramatic decline, 83%, was seen in Latin America. Freshwater species were the most impacted with a decline of 73%. The report also found that the primary causes of the decline are habitat loss, degradation and exploitation through hunting and fishing.
It is clear that the culprits are humans. The report states that we need 1.5 Earths in order to “meet the demands humanity currently makes on nature.” In other words, humans need to reduce their overall ecological footprint, most significantly carbon emissions. The United States utilizes 13.7% of the world’s resources landing second only to China who accounts for Continue reading