Article 5DE21 How much is an elephant worth? Meet the ecologists doing the sums

How much is an elephant worth? Meet the ecologists doing the sums

by
Patrick Greenfield
from on (#5DE21)

The idea of being able to put a price on nature is dividing opinion, but the financial value of ecosystem services' is increasingly guiding policy

In 1996, Prof Shahid Naeem was part of a team of researchers who set out to value the Earth. Specifically, they were trying to establish the dollar value of all of the ecosystem services" the planet provides to humans every year. Around $33tn, they concluded, nearly double global GDP at the time.

The team was half ecologists and half economists. The ecologists found the exercise really scary but understood the utility of it. The economists felt nature could be valued but they disagreed about how it could be done," Naeem says.

We will be running a series of occasional articles looking at the key issues and people involved at the Cop15 of the UN Convention on Biological Diversity scheduled to be held in Kunming, China, in 2021. The meeting will bring together governments from around the world to sign up to a Paris-style agreement on biodiversity that sets goals for the next decade.

From a business standpoint, a dead tree is worth more than an alive tree. But when nature collapses, entire regions and sectors might become stranded

Underpinning all this discussion about ecosystem services is something that is actually quite beautiful

Related: Building a green economy could stop nightmare' degradation of Amazon

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