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We have found 600 datasets for the keyword "historical vri". You can continue exploring the search results in the list below.
Datasets: 104,361
Contributors: 42
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600 Datasets, Page 1 of 60
VRI - HISTORICAL Vegetation Resource Inventory (2002 - 2023)
Published by the Ministry of Forests, Lands, Natural Resource Operations and Rural Development - Forest Analysis and Inventory Geospatial forest inventory dataset updated for depletions, such as harvesting, and projected annually for growth. Sample attributes in this dataset include: age, species, volume, height. The Vegetation Resources Inventory (VRI) spatial datasets describe both where a vegetation resource (ie timber volume, tree species) is located and how much of a given resource is within an inventory unit.
Freshwater Atlas Glaciers
Glaciers and ice masses for the province, derived from aerial imagery flown in the late 1980s and early 1990s. Please refer to the [Glaciers](https://catalogue.data.gov.bc.ca/dataset/glaciers) dataset for recent glacier extents in British Columbia, and [Historical Glaciers](https://catalogue.data.gov.bc.ca/dataset/historical-glaciers) for a comparable historic view.
VRI - 2024 - Forest Vegetation Composite Rank 1 Layer (R1)
Geospatial forest inventory dataset updated for depletions, such as harvesting, and projected annually for growth. Sample attributes in this dataset include: age, species, volume, height. The Vegetation Resources Inventory (VRI) spatial datasets describe both where a vegetation resource (ie timber volume, tree species) is located and how much of a given resource is within an inventory unit. Suggested citation: Forest Analysis and Inventory Branch (2024). VRI - 2024 - Forest Vegetation Composite Rank 1 Layer (R1). British Columbia Data Catalogue. https://catalogue.data.gov.bc.ca/dataset/2ebb35d8-c82f-4a17-9c96-612ac3532d55
Evacuation Orders and Alerts
During a declared emergency event, this file represents an aggregated dataset that shows all of the active Orders and Alerts in the Province as initiated by the Local Governments or First Nations. When an Order or Alert is rescinded, its status changes to All Clear. The polygon is removed from this layer and copied to the [Historical Orders and Alerts dataset](https://catalogue.data.gov.bc.ca/dataset/historical-orders-and-alerts).
Forest Inventory Ground Plots - Public Access
The Forest Analysis and Inventory Branch (FAIB) is responsible for coordinating and managing data collection and analyses from a range of different ground sampling programs that collect data on ground plots. This layer shows ground plots from the PSP and VRI programs. **Vegetation Resource Inventory (VRI):** ground samples primarily used to audit and verify key inventory attributes estimated during photo interpretation. These samples are not protected because they will not be revisited. **Permanent Sample Plots (PSP):** subjectively located fixed-area permanent plots, valued for their long-term re-measurement data to support development of growth-and-yield models in unmanaged stands across a range of stand and ecosystem types. Actual GPS coordinates are provided as protection is necessary. - Active PSPs = plot and buffer are protected from harvesting - Inactive PSPs = not protected from harvesting
Green/White Area Historical
The Historical Green/White Area dataset is comprised of all the polygons that represent the historical Green and White areas in Alberta.
Operophtera brumata
Historical finds of Operophtera brumata
Fenusa pumila
Historical finds of Fenusa pumila
Pristiphora erichsonii
Historical finds of Pristiphora erichsonii
Adelges abietis
Historical finds of Adelges abietis
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