Impact of Improved Cookstoves on the Level ofHousehold Exposure to CO and PM2.5 inSub-Saharan Cities: The Case of the City of OuagadougouLucmane Koala1, Kayaba Haro1,2, Ousmane Coulibaly1, Bernard Nana1,3, Issoufou Ouarma1, Edwige Ouedraogo2, Tizane Daho1, Oumar Sanogo2, Antoine Béré1Optimization of a High Capacity Industrial Bar Press for Jatropha Curcas Oil ExtractionMoussa Abdoul-Aziz , Sidibe Sadio Sayon , Ouedraogo Abdoulaye , Ouedraogo Emmanuel , Ousmane Moctar , Coulibaly OusmanePotential for Green Hydrogen Production from Biomass, Solar and Wind in TogoMawunyo Simon Pierre Kitegi , Yendoube Lare , Ousmane CoulibalyComparative Study of the Thermal Comfort of Four Materials Type Used in the Construction of a BuildingDaouda Sawadogo and Ousmane Coulibaly |