منابع مشابه
Admixture in North America
The history of North America has been marked by the encounter of populations from different continents. The discovery of the New World began a period defined by human migrations at a much larger scale than in previous history. This movement of people, voluntary or forced, changed profoundly the human landscape. As populations came into contact, admixture followed in varying degrees depending on...
متن کاملForest carbon in North America: annual storage and emissions from British Columbia’s harvest, 1965–2065
UNLABELLED BACKGROUND The default international accounting rules estimate the carbon emissions from forest products by assuming all harvest is immediately emitted to the atmosphere. This makes it difficult to assess the greenhouse gas (GHG) consequences of different forest management or manufacturing activities that maintain the storage of carbon. The Intergovernmental Panel on Climate Chang...
متن کاملOutside North America
ions and first-class procedures We've seen two ways to express the square-root computation as an instance of a more general method, once as a fixed-point search and once using Newton's method. Since Newton's method was itself expressed as a fixed-point process, we actually saw two ways to compute square roots as fixed points. Each method begins with a function and finds a fixed point of some tr...
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ژورنال
عنوان ژورنال: The Geographical Journal
سال: 1914
ISSN: 0016-7398
DOI: 10.2307/1778311