2 Treffer für Schlagwort = "Ökosystem"

• Economic approaches to ecosystem analysis Eichner, Thomas ; Pethig, Rüdiger Siegen : Univ., Fakultät III, 2015

• Environmental conflict and internal migration in the Niger Delta region of Nigeria Okwechime, Iwebunor Bielefeld : Center on Migration, Citizenship and Development, 2013