These ecosystem services include many that we've already talked about: carbon storage, water purification, regulation of water flows, erosion, etc. The total value of these ecosystem services associated with Ducks Unlimited's total amount of secured land of 2.538 million hectares is estimated to be $4.27 billion per annum, with most of those services being related to climate regulation, water supply, and water purification.
La valeur des services écosystémiques découlant des activités menées par Canards Illimités afin de protéger des terres d'une superficie totale de 2,538 hectares est estimée à 4,27 milliards de dollars par année.