منابع مشابه
Forest Trends
FOREWORD During the last fifteen years, Bolivia has carried out a broad program of structural reforms centered on achieving greater macroeconomic discipline and a more efficient and smaller state. Radical changes swept across the national political and economic landscape. All these reforms have had a decisive influence on the forestry sector. New laws and regulations affecting forest resources ...
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Canadian bioethicists have long enjoyed access to bioethics programs in the United States and have collaborated with U.S. organizations working in this field. Nevertheless, special features of Canada’s multicultural society and public health services are increasingly seen as raising distinctive issues requiring special attention. The purpose of this article is to provide an overview of current ...
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Both mathematical and heuristic methods have advanced rapidly in spatial forest planning over the past 20 years. The review presented here is broader in both scope and depth (more analysis within spatial forest planning models). We conduct here a world-wide literature review and extensive analysis of the status and trends over the past two decades in spatial forest planning. In our investigatio...
متن کاملTrends in Drinking-Driving Fatalities in Canada
Previous research has shown that the magnitude of the alcohol-fatal crash problem in Canada declined dramatically in the 1980s, increased during the early 1990s, and then declined again between 1992 and 1999. In 1992, 48% of fatally injured drivers were positive for alcohol compared to 33% in 1999, the lowest point in the past three decades. In 2000 and 2001, however, there have been increases ...
متن کاملTrends in hip fracture rates in Canada.
CONTEXT Hip fractures are a public health concern because they are associated with significant morbidity, excess mortality, and the majority of the costs directly attributable to osteoporosis. OBJECTIVE To examine trends in hip fracture rates in Canada. DESIGN, SETTING, AND PATIENTS Ecologic trend study using nationwide hospitalization data for 1985 to 2005 from a database at the Canadian I...
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ژورنال
عنوان ژورنال: The Forestry Chronicle
سال: 2019
ISSN: 0015-7546,1499-9315
DOI: 10.5558/tfc2019-027