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A Selection of Trends Measured from Satellite Observations of Canada
出版Canadian Councils of Resource Ministers, 2000
ISBN11002245809781100224589
URLhttp://books.google.com.hk/books?id=zHEcngEACAAJ&hl=&source=gbs_api
註釋You are asked to: Exercise due diligence in ensuring the accuracy of the materials reproduced; Indicate both the complete title of the materials reproduced, as well as the author organization; and Indicate that the reproduction is a copy of an official work that is published by the Government of Canada and that the reproduction has not been produced in affiliation with or with the endorsemen [...] Considerations for appropriate measurements and datasets included the spatial and temporal resolution, the length of the archive, and the timeliness of the information. [...] The shift in the components of Agricultural Land from Cropland/Woodland to Cropland in the Boreal Plains Ecozone+ is the result of woodlots and other woodlands being converted to cropland. [...] The Lower Fraser Valley The Lower Fraser Valley of British Columbia follows the Fraser River from just past Mission and Abbotsford in the east to its outlet in the Strait of Georgia. [...] As in the case of the Golden Horseshoe, the wetlands of the Lower Fraser Valley represent the most threatened and diverse ecosystems.