Pdf an overview of the jers1 sar global boreal forest mapping. Beyond its importance for timber production and biodiversity, the boreal forest is gaining increasing attention for its role in carbon storage and climate. Some of his recent efforts have focused on identifying and mapping large tracts of oldgrowth forest habitat in and around areas of industrial. The boreal vegetation of the subarctic comprises more than 30% of the earths forest area and plays a major role in controlling the global environment.
Partners the global boreal forest mapping gbfm project is a collaboration among the earth observation research center of the national space development. This study is an extension of earlier research which demonstrated the utility of ers sar data for detection and monitoring of firedisturbed boreal forests of alaska. The global boreal forest mapping gbfm project is an international collaborative undertaking initiated by nasda in 1996, as a followon to the tropicalfocused global rain forest mapping grfm. Work with global forest watch global forest watch blog. Accordingly, the jers project is titled global boreal forest mapping gbfm.
Global, live, boreal forest mapping from satellite data. Massive climate change mapping and modeling project. The global boreal forest mapping gbfm project is led by the earth observation research and applications center eorc of the japan aerospace exploration agency jaxa. The reserve offers a range of characteristics such as an elevational gradient with forests ranging from temperate to boreal forest, a large range of elevations m and slopes, 2 national. Global fire emissions database gfed project 1997 now the gfed project, aiming to quantify fire emissions on a global scale, originated from a nasa grant to james t. In north america, the boreal ecoregion extends from alaska to newfoundland, bordering the tundra to the north and touching the great lakes to the south. A global index for mapping the exposure of water resources to wildfire. Forest land mapping, forestry mapping satellite imaging corp.
Collaborative effort is underway to map boreal forests worldwide using lband, single polarization synthetic aperture radar sar imagery from the japanese earth resources jers1 satellite. The boreal forest encompasses 30% of the global forest area 1, contains more surface freshwater than any other biome 2, and has large tracts of unmanaged forests, mostly in lowerproductivity, highlatitude regions of canada, russia, and alaska 3 fig. Mining in the boreal tar sands global forest atlas. The worlds boreal zone is often called circumpolar because it circles the. In canada, forest ecosystems are a mosaic of trees, wetlands, and lakes, occupying an area of 650 million ha wulder et al. Mapping forest canopy height globally with spaceborne lidar. The global rain forest mapping grfm project is an international endeavour led by the national space development agency of japan nasda, with the aim of producing spatially and temporally. Due to data limitations, a small portion of the boreal forest biome. The global boreal forest mapping gbfm project is an international. The boreal forest transect case study bftcs is a multidisciplinary ecological study organised around a km transect located in central canada.
Canadas boreal forest covers a vast part of our country, yet there are many. Largearea mapping of canadian boreal forest cover, height. Natural resources canadacanadian forest service, northern forestry centre. This includes ecosystem and species diversity, forest productivity, reforestation, forest health, conservation of soil, water resources, and nutrient cycling. Openforests provides information tools to reconnect people and forests for a more sustainable forest management. Forest monitoring designed for action global forest watch. First nation mapping boreal wetlands the working forest. As the map shows, canadas boreal zone stretches from yukon and. Boreal forest, radar remote sensing, ers, jers, dlr receiving. Global, live, boreal forest mapping from satellite. Using the correct acquisition platform airborne, uas, mobile, or groundbased, paired with the appropriate sensor technology for the project area and mission ortho, oblique, lidar, multispectral in combination with cuttingedge software. The boreal forest of russia is the largest forest on earth about. Financial tools and calculators financial literacy programs consumer affairs.
Two additional human impact mapping projects were developed from a. Our strategy combines the strengths of global forest change mapping to. Global forest watch offers the latest data, technology and tools that empower people everywhere to better protect forests. Global forest watch gfw is an online platform that provides nearrealtime data and tools for monitoring forests. Global canopy height gradients 28 canopy height estimates from the filtered glas shots revealed two main patterns. However, scientific understanding of the boreal forests significance in the carbon cycle and its role in control of greenhouse gases and impact on global climate change is incomplete. One big piece of the puzzle lies above the 50degree latitudinal line and is named for the greek god of the north wind, boreas. Large area mapping of boreal growing stock volume on an. Edmonton ducks unlimited canada duc and the akaitcho treaty 8 tribal council have undertaken a significant conservation effort in the boreal forest. Partners the global boreal forest mapping gbfm project is a collaboration among the earth observation research center of the national space development agency of japan eorc, nasda, earth observation center eoc, nasda, japanese ministry of international trade and industry miti, united states nasa national aeronautics and space administration. Mapping fire scars in global boreal forests using imaging. Changing conditions due to urban sprawl, as well as increasing forest fragmentation, make land cover and change detection analysis an extremely important consideration for management, planning and inventory mapping.
This map was modified to add ecoregions of temperate coniferous and. This map was modified to add ecoregions of temperate coniferous and mixed forests characterized by similar seasonality and presence of winter snow cover. Because of the importance of boreal forests for the biomass mission, and the global carbon cycle in general, highly accurate and robust methods for transforming. Using plant fossils and ice cores, scientists have put together a history of the how the boreal forest has migrated since the last ice age. Usgs eros archive land cover products global forest. Gbfm is defined as global boreal forest mapping somewhat frequently.
Our 19971998 jers sar imagery is taken from the summer and winter mosaics produced by the global boreal forest mapping gbfm project. The mapping framework developed can be applied to estimate the carbon budget of boreal forests at varying spatial scales, such as municipalities, catchments or regions. The global boreal forest mapping gbfm project is an international collaborative. An overview of the jers1 sar global boreal forest mapping. A key area of controversy over mining in the boreal region is the exploitation of tar or oil sands, which are areas with sand or sandstone saturated with bitumen, a viscous form of petroleum, which can be. Rh100 values increases with modis tree cover estimates.
Maximize the value of timber assets, reduce costs, and improve forest management with solutions for data collection, map analytics, and remote sensing. And we are expanding our team to help us achieve this. Boreal forest definition in the cambridge english dictionary. The assessment includes several volumes of text and statistical information found on the fao website and in a series of printed. The gfw map utilizes cutting edge satellite and remote sensing technology to. Given its global importance, there is a need to map and monitor the boreal zone, and as the changes occur on all from local, regional to global scales, fine resolution information over vast areas is required. Canadas boreal forest is central to the countrys natural environment, history, culture and economy.
Assessing forest intactness in the boreal forest of canada. The canadian beacons project uses global forest watch. For example, approximately 80% of the canadian boreal forest is still unfragmented by. A global index for mapping the exposure of water resources. Final products of the north american boreal forest mapping project will include two continental scale radar mosaics and supplementary multitemporal mosaics for alaska, central canada, and eastern canada. Global forestland cover datasets and projects gofc project. Analysis of modis imagery for detection of clearcuts in the boreal forest of northwest russia.
Global forest resources assessment fra 2000 global boreal forest mapping project gbfm. Closing the gap a siberian boreal forest map with ers12 and. Ecosystem services of boreal forests carbon budget. Known in russia as the taiga, the boreal forest constitutes one of the largest biome in the world, covering some 12 million square kilometres.
Home about us team projects publications media dataset maps home. Arctic tundra, boreal forest, remote sensing, climate change, modeling, vegetation, mapping, shrub, lichen this project, part of the arctic boreal vulnerability experiment above, is designed to. That history may help scientists trying to predict how the boreal forest. The consortium members will combine their technologies, expertise and data to develop a platform for producing global, live, boreal forest inventory and maps from satellite data. With processing software drawing in stacks of radar images from esas envisat satellite, scientists have created a map of the whole northern hemispheres forest biomass in higher. The global forest map is one of the many outputs produced by fra 2000.
Changing conditions due to urban sprawl, as well as increasing forest fragmentation, make land cover. The boreal biome was delineated using the world wildlife fund terrestrial ecoregions map. Estimating largescale forest biomass is a crucial issue for understanding global carbon cycling, as well as for monitoring global and regional changes in vegetation due to climate change effects or changes. Earth observation for sustainable development of forests eosd project. Research school of informatics, computing, and cyber systems. Currently, settlement populations within the boreal zone are small and far from large markets. The boreal forest is one of the worlds great ecosystems, stretching across north america and eurasia in an unbroken band and containing about 25% of the worlds closed canopy forests. Global forest monitoring project quantifying rates of forest cover change is important for. Mapping is critical for forest inventory, conservation and planning, and lidar technology offers researchers the opportunity to gain much more data in a short.
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