1. Introduction -- 2. Development of peat land and types of peat -- 3. Engineering properties of peat and organic soils -- 4. Shear strength of natural peat -- 5. Deformation characteristics of peat -- 6. Soil improvement and construction methods in peat -- 7. Recent advances in the geotechnics of organic soils and peat -- 8. Environmental geotechnics in peat and organic soils.