Just two months ago, an FAO report revealed that between 1990 and 2015, the world's forests decreased from 31.6 per cent of the world's … De très nombreux exemples de phrases traduites contenant "global forest cover loss" – Dictionnaire français-anglais et moteur de recherche de traductions françaises. Learn about deforestation rates and other land use practices, forest fires, forest … Global forest cover now has been estimated to be just 31% or 40 million square kilometres (4.3 × 10 14 sq ft) in 2006 with 12-yearly losses (2000-2012) amounting to 2.3 million square kilometres (2.5 × 10 13 sq ft) and reforestation gains about 0.8 million square kilometres (8.6 × 10 12 sq ft). Science 342 (6160) 850-853. 3 Global Land Cover Facility www.landcover.org Global 250 m, 500 m, 1 km, and 0.05° gridded FCC ESDR products aggregated from the 30 m resolution FCC product. [5], Global forest cover now has been estimated to be just 31% or 40 million square kilometres (4.3×1014 sq ft) in 2006[6] with 12-yearly losses (2000-2012) amounting to 2.3 million square kilometres (2.5×1013 sq ft) and reforestation gains about 0.8 million square kilometres (8.6×1012 sq ft). Although satellite … Global Forest Cover. A detailed world map of forest extent and change (2000–2012) is published at the website of the University of Maryland here.1. Food and Agriculture Organization of the United Nations. The highest share of plantation forest is in South America with 99 percent of the total planted-forest area and 2 percent of the total forest area. The sources on which these estimates are based were published by the FAO and Williams, M. (2002) – Deforesting the earth: from prehistory to global crisis. Temperate forests cover about 10.4 million km 2, (an estimated 40-50% of their original extent) contributing to approximately 25% of the world’s forest cover today. Forests are also one of the most important solutions to addressing the effects of climate change. Based on per-pixel estimates of percentage tree cover and their associated uncertainty, the dataset currently represents binary forest cover in nominal 1990, 2000, and 2005 epochs, as well as gains … By utilizing the forest ecological zones (FEZs) as a processing unit, making full use of the existing data to obtain global forest sample points, as well as with the huge catalog of satellite imagery on GEE, we proposed an automated pipeline method for generating 30-m resolution global-scale forest cover map. There is long-standing recognition of the … This visualization shows long-run estimates of deforestation by type of forest. The chosen coloring is not ideal – the blue is difficult to distinguish from the black, and the pink is equally difficult to distinguish from the red. Satellite images and data provide critical information to better understand the complex processes between forests, land use and climate change, and to inform decision makers who work on the management of natural resources and on strategies to cope with climate change. Forest Cover highlights how hype around NBS is being used as cover for pushing forest offsets, monoculture tree plantations and other false solutions, and also provides examples of the real solutions that our members in Colombia, … We developed a Forest Atlas with Global Forest Watch that allows us to manage and share information about forest cover and land use. [9], The largest part of the forest (45 percent) is found in the tropical domain, followed by the boreal, temperate and subtropical domains. [8], More than half (54%) of the world’s forests is in only five countries – the Russian Federation, Brazil, Canada, the United States of America and China.[8]. Global Forest Cover Change (GFCC) Tree Cover Multi-Year Global 30m The Landsat Vegetation Continuous Fields (VCF) tree cover layers contain estimates of the percentage of horizontal ground in … This data is provided by University of Maryland, Department of Geography.. Global forest cover. Global forest cover gain 2000–2012 (gain) Forest gain during the period 2000–2012, defined as the inverse of loss, or a non-forest to forest change entirely within the study period. Forests cover about 31 percent of total land area of the world; the world's total forest area is just over 4 billion hectares. Indigenous forest rangers use Global Forest Watch forest cover loss and fire data, which helps them to define the rangers’ patrol routes by identifying areas under the greatest immediate threat, and document illegal deforestation by navigating to alerts. 1990 - 2016. This data is available in Google Earth Engine data catalog for public use. Bastin et al. Overall the extent of temperate forests is stable, with countries in Europe and temperate forests in China gaining cover, … Plantations now have the potential to produce an estimated 1.2 billion cubic meters of industrial wood each year, about two thirds of current global wood production. Principal Investigator (PI): John Townshend, University of Maryland (UMD) Co-Investigators (Co-PI): Jeffrey Masek, Compton Tucker—NASA's Goddard Space Flight Center; Matthew Hansen, South Dakota State University; Samuel Goward, UMD Project Manager: Saurabh Channan, UMD. On a global average, more than … The FSC was established in 1993 as a coalition effort between the World Wide Fund for Nature (WWF) and a number of environmental NGOs, timber producers, indigenous groups and … Most of the rest has been fragmented, leaving only about 15 percent intact. Since the onset of agriculture (about 12,000 years ago), the number of trees worldwide has dropped by 46%, according to one research published in 2018. Text taken from The State of the World’s Forests 2020. It is online here.The IIASA Global Forest Database is online here.The Eurostat website ‘Statistics Explained’ publishes up-to-date statistical information on forestry is online here. Online here. (Reports, 15 November 2013, p. 850) published a high-resolution global forest map with detailed information on local forest loss and gain. This tutorial uses Hansen et al. According to WRI research, 30 percent of global forest cover has been cleared, while another 20 percent has been degraded. This article incorporates text from a free content work. Earth Science Data Records of Global Forest Cover Change. The Global Land Cover Facility (GLCF) global forest-cover and -change dataset is a multi-temporal depiction of long-term, global forest dynamics at 30-m resolution. data to the map. Most of this loss has taken place over the past five to six decades. Improved per senso… 1; 2; Publications; Le Bulletin Couvert Forestier; Pétitions et déclarations; Bulletin des membres de GFC; Vidéos de GFC; Abonnez-vous à notre newsletter › Support GFC. As part of the #OurNatureIsNotYourSolution campaign we’re launching this special edition of our magazine Forest Cover, written in collaboration with our member groups. [1], Forest cover is one category of terrestrial land cover. 61 (Hamburg 1952). Since 1990 Europe has seen an increase in forests while Africa and the Americas saw forests declining. This article incorporates text from a free content work. km) Food and Agriculture Organization, electronic files and web site. April 2011. Let's start by adding the Hansen et al. This number represents 10.7% of the total global forest area of 4.03 billion hectares. University Of Chicago Press. The GFC dataset provides the best highest resolution map of forest cover yet produced (Hansen et al., 2013). In brief – Forests, biodiversity and people, FAO & UNEP, FAO & UNEP. We license all charts under Creative Commons BY. Dans ce numéro de Forest Cover, nous explorons l’ensemble du développement et de l’utilisation de la bioénergie en Afrique de l’Ouest et son impact sur les femmes et les forêts. Relative to the version 1.0 product our method has been modified in numerous ways, and the new update should be seen as part of a transition to a future version 2.0 that is more consistent over the entire 2000-onward period. This work was performed in service of the Global Forest Cover Change Project (www.forestcover.org), a partnership of the University of Maryland Global Land Cover Facility (www.landcover.org) and NASA Goddard Space Flight Center. At Gapminder – where also data on primary forests, wood coverage or wood removal is available – the data can be plotted against a second variable.World BankAnnual data – since 1990 – data on ‘Forest area (% of land area)’ (by country) is available in the World Development Indicators (WDI) published by the World Bank (here).Annual data – since 1990 – on ‘Forest area (sq. The study, published in Science, analyzed nearly all global land, excluding only Antarctica and some Arctic islands. The Global Forest Coalition produces Roots, a semi-regular e-newsletter, and Forest Cover, the Global Forest Coalition magazine on international forest policy. Forest area (% of land area) Agricultural land (% of land area) Agricultural land (sq. Twelve years of global deforestation, wildfires, windstorms, insect infestations, and more are captured in a new set of forest disturbance maps created from billions of pixels acquired by the imager on the NASA-USGS Landsat 7 satellite. Year of gross forest cover loss event (lossyear) A disaggregation of total forest loss to annual time scales. Forest area (sq. ‘Forest Cover Loss’ is defined as a stand-replacement disturbance, or a change from a forest to non-forest state, during the period 2000–2019. Deforestation in New Zealand over the last centuries. The use of Landsat 8 OLI data for 2013 onward, 2. et al (2013) – High-Resolution Global Maps of 21st-Century Forest Cover Change. Despite increased awareness of the key role played by the tropical forests in solving the most urgent global environment and development challenges, the rate of tropical … The Global Land Cover Facility (GLCF) global forest-cover and -change dataset is a multi-temporal depiction of long-term (multi-decadal), global forest dynamics at high (30-m) resolution. Label. global forest cover loss, nearly half of which oc-curred in South American rainforests. GEDI data overestimate forest height on slopes within temperate and subtropical mountain grasslands, e.g. Land cover is the observed physical features, both natural and manmade, that occupy the earth’s immediate surface ... forest cover is defined as 25% or greater canopy closure at the Landsat pixel scale (30-m × 30-m spatial resolution) for trees >5 m in height. (2013) Global Forest Change dataset is the global forest change data at 30 meters resolution between 2000 and 2014. Forests Why increase in global tree cover does not call for celebration. The Earth’s most varied and most mysterious ecosystem, the tropical rainforest, has been reduced to half of its original size. Forests are primarily threatened by land … Global tree cover has increased 7% since 1982, finds biggest ever study. By moving the slider, or through the chart view, you can explore the change in forest cover over time. Nearly a third of that loss, 3.8 million hectares, occurred within humid tropical primary forests , areas of mature rainforest that are especially important for biodiversity and carbon storage. Forest loss during the study period, defined as a stand-replacement disturbance, or a change from a forest to non-forest state. Improved training data for calibrating the loss model, 4. This update of gross forest cover loss includes new 2017 loss-year and multispectral imagery layers. To learn how to add open license text to Wikipedia articles, please see this how-to page. 37th Issue of Forest Cover, the newsletter of the Global Forest Coalition. Encoded as either 0 (no loss) or else a value in the range 1–19, representing loss detected primarily in the year 2001–2019, respectively. In the thousand years after 900 forest cover in Europe was reduced very substantially as this map shows. NEXT NEWS By Kiran Pandey Published: Tuesday 11 September 2018 . 2020. Temperate forests contain an estimated 99-159 Pg of carbon, which is about 11% of the global carbon stock. / Global Observation of Forest Cover and Land Dynamics (GOFC-GOLD) Photo: NASA Earth Observatory. This edition of Forest Cover focuses on the Belt Road Initiative (BRI). The original source of these maps is R. G. Cochrane, “The Impact of Man on the Natural Biota,” in New Zealand in Maps, ed. This project is focused on developing global tree cover change data products based on Landsat satellite imagery, which will be available for display and download on the Global Forest Watch 2.0 (GFW 2.0) web platform. Global Forest Watch (GFW) is an open-source web application to monitor global forests in near real-time. Global Forest Cover Change. / Trees are defined as vegetation taller than 5m in height and are expressed as a percentage per output grid cell as ‘2000 Percent Tree Cover’. About Data. Please consult our full legal disclaimer. Forest area (% of land area) Food and Agriculture Organization, electronic files and web site. Global 30 m resolution forest cover and change (FCC) estimates from 1990 to 2000, and 2000 to 2005 with per-pixel level accuracy indicators. Licensed under CC BY-SA 3.0. These domains are further divided into terrestrial global ecological zones, 20 of which contain some forest cover. The potential for global forest cover. The World Resources Institute’s Global Forest Watch released new data on 25 April about global tree cover loss. The four maps show the changing vegetation in New Zealand since 700. The four maps show the changing vegetation in New Zealand since 700. Planted forests now cover some 264 million hectares, comprising nearly 7 percent of total forest area. The restoration of forested land at a global scale could help capture atmospheric carbon and mitigate climate change. Twelve years of global deforestation, wildfires, windstorms, insect infestations, and more are captured in a new set of forest disturbance maps created from billions of pixels acquired by the imager on the NASA-USGS Landsat 7 satellite. Annually, these certified forests account for an estimated 523.4 million m3 of industrial roundwood production, 29.6% of the world total. The restoration of forested land at a global scale could help capture atmospheric carbon and mitigate climate change. Help us do this work by making a donation. The dataset allows forest loss and forest gain to be measured against a baseline of year 2000 forest cover. Their spatially explicit maps show how much additional tree cover could exist outside of … Chicago, USA, University of Chicago Press. km) Urban land … You have the permission to use, distribute, and reproduce in any medium, provided the source and authors are credited. Analyze global forest data and trends, including land use change, deforestation rates and forest fires. GFC30 provides reliable and valid data support for the analysis of forest cover states in different scales, including the spatial distribution of global forest, forest cover states for each continent, and the forest cover states of highly concerned areas, such as the Amazon River Basin, the Congo River Basin, and Southeast Asia. Support GFC › GFC Image Library. It uses over 650,000 Landsat images to map the change in global forest cover at yearly intervals from 2000 to 2012. The Global Forest Resources Model (GFRM), developed in this study, is based on tabular data per country and projects forest area change using exogenous projections of arable land and wood demand. is a fascinating and much-needed tool for both research and conservation planning. READ MORE. The map shows forest cover density around the world in 2010. “ At the Forest Development Authority in Liberia, we saw a need to improve science-based decision making in forest resource management. Forest cover in general refers to the relative (in percent) or sure (in square kilometers/square miles) land area that is covered by forests. Where forests have already been cleared, plantations can alleviate the pressure on standing forests. Forest cover by state in India; Forest cover by federal subject in Russia; Forest cover by province or territory in Canada; Forest cover by state or territory in Australia; Forest restoration; Reforestation; Sources. Plantation forests cover about 131 million ha, which is 3 percent of the global forest area and 45 percent of the total area of planted forests. Understanding … A series of variables, related to the extent, condition, uses, and values of … License: CC BY-4.0 Line Bar Map. Share Details. I combined two figures of this book for the four maps shown here. The reprocessing of data from 2011 to 2012 in measuring loss, 3. FAOA very important publication by the FAO on the topic are the State of the World’s Forests that is available here.The FAO database on Forestry is online here. Global forest cover, however crucial for soil health, the water cycle, climate and air quality it is, is severely threatened by deforestation, as a direct consequence of agriculture, grazing,[3] and mining. Pictured are agricultural fires in Sumatra, Indonesia. Roots features news and reports on GFC and our member’s activities, feedback from international events related to forests, as well as notice of future meetings and events. Based on per-pixel estimates of tree cover and their associated uncertainty, the dataset currently represents binary forest cover in nominal 1990, 2000, and 2005 “epochs”, as well as gains and losses between epochs. The high-resolution global map of forest cover loss and gain in Hansen et al. License: All of Our World in Data is completely open access and all work is licensed under the Creative Commons BY license. The global forest height map is a prototype product that has known issues related to GEDI data quality and Landsat optical time-series data availability and feasibility of characterizing forest structure. Key changes include: 1. The source is the FAO (2013) – Statistical Yearbook, online here. Global Forest Cover. All of our charts can be embedded in any site. There are several studies based on the global forest change. Forest cover can be increased by reforestation and afforestation efforts, but it is very virtually impossible to restore the full range of ecological services once natuaral forests are converted to other land uses. 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