Bromine is present in the halons controlled by the Montreal Protocol. The presence of bromine in the halon molecule enhances fire fighting effectiveness. Unfortunately, bromine radicals are also strong ozone-depleting agents. For the past 30 years, halons have been widely used in fire fighting equipment, and have been released into the atmosphere.

Presents the findings of a survey of the Nile crocodile Crocodylus niloticus, in six east/central African countries and Madagascar conducted in 1987-1989. The project was designed to give assistance to countries that had started to use their crocodile resources and were looking to continue exploitation through ranching.