Thursday, September 10, 2020

Humans exploiting and destroying nature on unprecedented scale


https://www.theguardian.com/environment/2020/sep/10/humans-exploiting-and-destroying-nature-on-unprecedented-scale-report-aoe

Patrick Greenfield
Wed 9 Sep 2020 19.01 EDT

Wildlife populations are in freefall around the world, driven by human overconsumption, population growth and intensive agriculture, according to a major new assessment of the abundance of life on Earth.

On average, global populations of mammals, birds, fish, amphibians and reptiles plunged by 68% between 1970 and 2016, according to the WWF and Zoological Society of London (ZSL)’s biennial Living Planet Report 2020. Two years ago, the figure stood at 60%.

The research is one of the most comprehensive assessments of global biodiversity available and was complied by 134 experts from around the world. It found that from the rainforests of central America to the Pacific Ocean, nature is being exploited and destroyed by humans on a scale never previously recorded.

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Experts said the LPI was further evidence of the sixth mass extinction of life on Earth, with one million species at risk because of human activity, according to the UN’s global assessment report in 2019. Deforestation and the conversion of wild spaces for human food production have largely been blamed for the destruction of Earth’s web of life.

The report highlights that 75% of the Earth’s ice-free land has been significantly altered by human activity, and almost 90% of global wetlands have been lost since 1700.

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A separate study released today by Newcastle University and BirdLife International says that at least 28 bird and mammal extinctions have been prevented by conservation efforts since the UN Convention on Biological Diversity came into force in 1993.


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