According Robert Constanza, `50%` of the total cost for ecosystem services goes to:

According to Robert Costanza, 50% of the total cost for ecosystem services goes to:

According to Robert Constanza average price tag for ecosystem services is

According to Robert Constanza average price tag for ecosystem services is

The total cost of the ecosystem services is nearly

The cost of ecosystem services is nearly

According to Robert Contanza, what percentage of the total cost of various ecosystem services is used for nutrient recycling and recreation activity?

According to Robert Contanza, what percentage of the total cost of various ecosystem services is used for nutrient recycling and recreation activity?

Which of following accounts for 50% of the total cost of various ecosystem services?