Question

The current global biodiversity crisis is described as an ongoing mass extinction with extinction rates estimated to be how many times higher than earlier natural rates?

Options

• 5 to 50 times higher

• 1,000 to 10,000 times higher

• 10 to 100 times higher

• 100 to 1,000 times higher

Answer 1

The present biodiversity crisis is an ongoing mass extinction driven mainly by human activities, with extinction rates estimated to be around 100 to 1000 times higher than earlier natural rates.