Working together, the Canadian forest community has recorded a number of major achievements toward meeting the goal of sustainable forests. This report reviews key achievements in the National Forest Strategy's goal of sustainable forests. Activities by government, industry, academia, woodlot owners, environmental groups, and other organizations are reviewed in the following categories: forest ecosystems and multiple values; forest management; public participation; the forest industry; forest science & technology management; human resources; Aboriginal peoples; private woodlots; and international initiatives.
Arnold , G. W. , Campbell , N. A. , and Galbraith , K. A. , Mathematical relationships and computer routines for a model of food ... Butterworth , M. H. and Diaz , L. , Use of equations to predict the nutritive value of tropical grasses ...
Based on limited studies with mule deer ( Pearson 1969 ) , buffalo ( Pearson 1967 ) , elk ( McBee et al . 1969 ) , reindeer ( Dehority 1975 , Orpin et al . 1985 ) , and camel ( Hungate et al . 1959 ) , wild ruminants appear to harbor ...
... de bienes exportables esta escasez se agravó a causa de grandes reducciones de los márgenes precio - costo , probablemente como resultado de la política del Gobierno de contener la inflación frenando sistemáticamente la tasa ...
Ecological pricing. Taming consumption, greening production. A question of
In this oversized volume, photographer Philippe Bourseiller documents the awesome power and devastating aftermath of volcanoes. More than 170 full-color double-page spreads, including satellite photos, depict the dramatic outbursts of...
Contributed articles.
Black maples can tower to eighty-five feet. Artisans craft fine musical instruments from the wood of native red spruces. And in autumn, the leaves of sugar maples turn brilliant orange-gloriously...
Beyond their esthetic and utilitarian importance, urban trees seem to fill a deeper human need. Perhaps they are reminders of the inexorable cycles of the natural world. Perhaps they serve...
A comprehensive introduction to the problem of tropical deforestation, giving a fresh analysis of the causes and the policies needed to slow and prevent it.