Environmental surveys

Conservation of vegetation in Africa south of the Sahara : proceedings of a symposium held at the 6th plenary meeting of AETFAT in Uppsala, Sept. 12-16 1966

1968 Hedberg, Inga | Hedberg, Olov |

Tropical forest resources

1982 Lanly, Jean-Paul |

Towards an integrated management of tropical coastal resources : proceedings

1991 Chou, L. M. |

The state of the environment [1972-1987]

1987 El Hinnawi, Essam | Hashmi, Manzur H. |

Children and the environment

1990

Children and the environment : report of the Executive Director

1990

The state of the world environment 1989

1989

Saving our planet : challenges and hopes

1992

The public and the environment

1988
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