A detailed review of the distribution, ecology, and conservation status of threatened mosses and liverworts in Ireland. Lavishly illustrated.

Tree species are ecologically, culturally and economically valuable components of biodiversity and their conservation is essential to the well-being of people i

Two events have recently improved the prospects of protecting fish and their environment in Switzerland: the acceptance of a new Federal Water Protection Law in

The 1994 IUCN Red List of Threatened Animals was a major advance on its predecessors in clarity of layout and amount of information presented. This is taken fur