RT null T1 Desertification Control: The Semi-Annual Bulletin on Plans and Activities Volume 2 Number 1, June 1979 A1 United Nations Environment Programme, K1 desertification K1 ecosystem K1 land degradation K1 environmental degradation K1 environmental management SN 0379-2455 YR 1979 FD 1979 LK https://wedocs.unep.org/handle/20.500.11822/28982 UL https://wedocs.unep.org/handle/20.500.11822/28982 NO Desertification is an old process. Poets and wise men have witnessed its steady action over the centuries. But only recently has man endeavoured to stop the spread of the disease. The rhythm acquired by the process and its multiplying effects, the results of the interaction between human activity and natural phenomena. are too evident nowadays to remain unnoticed by the public. DS UN Environment Document Repository RD Sep 17, 2026