Carl Gösta Wenner

• A master plan for water resources and supplies in the Chilalo Awraja
• A master plan for water resources and supplies within CADU's first project area
• Comparison of varve chronology, pollen analysis and radiocarbon dating
• Construction of earth dam at Egu
• Continued research on water resources and supplies within CADU's project areas
• Fjärås bräcka
• Pollen diagrams from Labrador
• Reconnoitering survey of the water resources in the Chilalo Awraja, Ethiopia, November 1966-February 1967
• Soil conservation in Kenya, especially in small-scale farming in high potential areas using labour intensive methods
• The revival of soil conservation in Kenya