1. Editorial

   • Wolf Tietze

   General Tropical Problems Pages: 192 - 192

2. Third world settlement frontiers: modest population absorbers

   • Kirk H. Stone

   General Tropical Problems Pages: 193 - 202

3. The minimum cost combination in agriculture

   • Bernd Andreae

   General Tropical Problems Pages: 203 - 214

4. Population pressure and areas of potential rural development in Southern Nigeria

   • Klaus Grenzebach

   General Tropical Problems Pages: 215 - 224

5. Possibilities of agricultural settlements in the northern coastal area of Kenya —an analysis of relevant climatic factors

   • Ralph Jaetzold

   General Tropical Problems Pages: 225 - 242

6. Anthropogenic causes of desertification in Western Sudan

   • Fouad Ibrahim

   OriginalPaper Pages: 243 - 254

7. The geography of the coal industry in the United Kingdom in the 1970s: changing directions?

   • J. North
   • D. J. Spooner

   General Tropical Problems Pages: 255 - 272

8. The consequences of petrochemical activity for regional development in Northern Norway

   • Jan Einar Reiersen

   General Tropical Problems Pages: 273 - 277

9. Regional development aspects of the Jebel Marra area, Sudan

   • H. Dequin

   Reports Pages: 279 - 285

10. Book reviews

    • K. Mathewson
    • E. M. Yates
    • Alexander Zaporozec

    BookReview Pages: 285 - 286