title: Ecology. Ecosystem services.
authors.forename: Erik
authors.initials: E
authors.lastname: Stokstad
mesh_terms: D000818:Animals; D044822:Biodiversity; D003247:Conservation of Natural Resources; D003365:Costs and Cost Analysis; D019049:Developed Countries; D003906:Developing Countries; D004463:Ecology / Q000379:methods; D017753:Ecosystem; D004777:Environment; D005068:Eutrophication; D005398:Fisheries; D006801:Humans; D007391:International Cooperation; D011203:Poverty; D011640:Public Policy; D014197:Trees