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Termes IGN > sciences naturelles > sciences de la vie > biologie > botanique > phytogéographie > inventaire de la végétation > inventaire forestier étranger (données)
inventaire forestier étranger (données)
Commentaire :
- Résultats du dénombrement des arbres d'un peuplement forestier, d'une forêt ou de l'ensemble des forêts d'une zone donnée, par essences, classes de dimension et autres caractéristiques. Des mesures complémentaires peuvent être effectuées sur certains arbres pour en connaître les volumes, accroissements et autres caractéristiques. L'inventaire est complet (pied à pied) ou statistique (par échantillonnage) selon que sont dénombrés tous les arbres ou seulement ceux présents sur des placettes échantillons implantées dans les peuplements à inventorier. (Vocab. forestier / Bastien)
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Inconsistent estimates of forest cover change in China between 2000 and 2013 from multiple datasets: differences in parameters, spatial resolution, and definitions / Yan Li in Scientific reports, vol 7 (2017)
[article]
Titre : Inconsistent estimates of forest cover change in China between 2000 and 2013 from multiple datasets: differences in parameters, spatial resolution, and definitions Type de document : Article/Communication Auteurs : Yan Li, Auteur ; Damien Sulla-Menashe, Auteur ; Safa Motesharrei, Auteur ; et al., Auteur Année de publication : 2017 Note générale : bibliographie Langues : Anglais (eng) Descripteur : [Termes IGN] analyse diachronique
[Termes IGN] Chine
[Termes IGN] cohérence des données
[Termes IGN] estimation statistique
[Termes IGN] image Landsat
[Termes IGN] image Terra-MODIS
[Termes IGN] inventaire forestier (techniques et méthodes)
[Termes IGN] inventaire forestier étranger (données)
[Vedettes matières IGN] Inventaire forestierRésumé : (auteur) The Chinese National Forest Inventory (NFI) has reported increased forest coverage in China since 2000, however, the new satellite-based dataset Global Forest Change (GFC) finds decreased forest coverage. In this study, four satellite datasets are used to investigate this discrepancy in forest cover change estimates in China between 2000 and 2013: forest cover change estimated from MODIS Normalized Burn Ratio (NBR), existing MODIS Land Cover (LC) and Vegetation Continuous Fields (VCF) products, and the Landsat-based GFC. Among these satellite datasets, forest loss shows much better agreement in terms of total change area and spatial pattern than do forest gain. The net changes in forest cover as a proportion of China’s land area varied widely from increases of 1.56% in NBR, 1.93% in VCF, and 3.40% in LC to a decline of −0.40% in GFC. The magnitude of net forest increase derived from MODIS datasets (1.56–3.40%) is lower than that reported in NFI (3.41%). Algorithm parameters, different spatial resolutions, and inconsistent forest definitions could be important sources of the discrepancies. Although several MODIS datasets support an overall forest increase in China, the direction and magnitude of net forest change is still unknown due to the large uncertainties in satellite-derived estimates. Numéro de notice : A2017-781 Affiliation des auteurs : non IGN Thématique : FORET Nature : Article DOI : 10.1038/s41598-017-07732-5 En ligne : http://dx.doi.org/10.1038/s41598-017-07732-5 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=89005
in Scientific reports > vol 7 (2017)[article]Comparison of methods used in European National Forest Inventories for the estimation of volume increment: towards harmonisation / Thomas Gschwantner in Annals of Forest Science, vol 73 n° 4 (December 2016)
[article]
Titre : Comparison of methods used in European National Forest Inventories for the estimation of volume increment: towards harmonisation Type de document : Article/Communication Auteurs : Thomas Gschwantner, Auteur ; Adrian Lanz, Auteur ; Claude Vidal , Auteur ; Michal Bosela, Auteur ; Martin Vestman, Auteur ; Klemens Schadauer, Auteur ; Lucio di Cosmo, Auteur ; Jonas Fridman, Auteur ; Patrizia Gasparini, Auteur ; Andrius Kuliesis, Auteur ; Stein Michael Tomter, Auteur Année de publication : 2016 Article en page(s) : pp 807 - 821 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Termes IGN] analyse comparative
[Termes IGN] croissance des arbres
[Termes IGN] estimation statistique
[Termes IGN] harmonisation des données
[Termes IGN] inventaire forestier étranger (données)
[Termes IGN] inventaire forestier national (données France)
[Termes IGN] volume en bois
[Vedettes matières IGN] Inventaire forestierRésumé : (Auteur) The increment estimation methods of European NFIs were explored by means of 12 essential NFI features. The results indicate various differences among NFIs within the commonly acknowledged methodological frame. The perspectives for harmonisation at the European level are promising.
Context : The estimation of increment is implemented differently in European National Forest Inventories (NFIs) due to different historical origins of NFIs and sampling designs and field assessments accommodated to country-specific conditions. The aspired harmonisation of increment estimation requires a comparison and an analysis of NFI methods.
Aims : The objective was to investigate the differences in volume increment estimation methods used in European NFIs. The conducted work shall set a basis for harmonisation at the European level which is needed to improve information on forest resources for various strategic processes.
Methods : A comprehensive enquiry was conducted during Cost Action FP1001 to explore the methods of increment estimation of 29 European NFIs. The enquiry built upon the preceding Cost Action E43 and was complemented by an analysis of literature to demonstrate the methodological backgrounds.
Results : The comparison of methods revealed differences concerning the NFI features such as sampling grids, periodicity of assessments, permanent and temporary plots, use of remote sensing, sample tree selection, components of forest growth, forest area changes, sampling thresholds, field measurements, drain assessment, involved models and tree parts included in estimates.
Conclusion : Increment estimation methods differ considerably among European NFIs. Their harmonisation introduces new issues into the harmonisation process. Recent accomplishments and the increased use of sample-based inventories in Europe make perspectives for harmonised reporting of increment estimation promising.Numéro de notice : A2016--008 Affiliation des auteurs : non IGN Thématique : FORET Nature : Article DOI : 10.1007/s13595-016-0554-5 Date de publication en ligne : 02/05/2016 En ligne : http://dx.doi.org/10.1007/s13595-016-0554-5 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=83833
in Annals of Forest Science > vol 73 n° 4 (December 2016) . - pp 807 - 821[article]Estimates of stem wood increments in forest resources: comparison of different approaches in forest inventory: consequences for international reporting: case study of European forests / Andrius Kuliesis in Annals of Forest Science, vol 73 n° 4 (December 2016)
[article]
Titre : Estimates of stem wood increments in forest resources: comparison of different approaches in forest inventory: consequences for international reporting: case study of European forests Type de document : Article/Communication Auteurs : Andrius Kuliesis, Auteur ; Stein Michael Tomter, Auteur ; Claude Vidal , Auteur ; Adrian Lanz, Auteur Année de publication : 2016 Article en page(s) : pp 857 - 869 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Termes IGN] échantillonnage
[Termes IGN] Europe (géographie politique)
[Termes IGN] inventaire forestier étranger (données)
[Termes IGN] inventaire forestier national (données France)
[Termes IGN] placette d'échantillonnage
[Termes IGN] qualité des données
[Vedettes matières IGN] Inventaire forestierRésumé : (Auteur) Quality and reliability of forest resource assessments depend on the ability of national forest inventories (NFIs) to supply necessary and high-quality data. Over the last decades and especially since the 1990s, the NFIs in European countries have been rapidly developing. Possibilities for obtaining reliable and accurate data on annual increment from different inventory types were evaluated, and sample-based inventories have been found to be superior to standwise inventories in providing reliable data. Simplified methods may be employed when increment cannot be directly estimated from inventory data. Numéro de notice : A2016--009 Affiliation des auteurs : non IGN Thématique : FORET Nature : Article DOI : 10.1007/s13595-016-0559-0 En ligne : http://dx.doi.org/10.1007/s13595-016-0559-0 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=83834
in Annals of Forest Science > vol 73 n° 4 (December 2016) . - pp 857 - 869[article]vol 73 n° 4 - December 2016 - Forest Inventories at the European level (Bulletin de Annals of Forest Science) / Jean-Michel Leban
[n° ou bulletin]
est un bulletin de Annals of Forest Science / Institut national de la recherche agronomique (1946 - 2019) (1999 -)
Titre : vol 73 n° 4 - December 2016 - Forest Inventories at the European level Type de document : Périodique Auteurs : Jean-Michel Leban , Éditeur scientifique ; Jean-Daniel Bontemps , Éditeur scientifique Année de publication : 2016 Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Végétation
[Termes IGN] inventaire forestier (techniques et méthodes)
[Termes IGN] inventaire forestier étranger (données)
[Termes IGN] méthode
[Termes IGN] ressources forestièresNuméro de notice : sans Affiliation des auteurs : non IGN Thématique : FORET Nature : Numéro de périodique En ligne : http://link.springer.com/journal/13595/73/4/page/1 Format de la ressource électronique : URL Sommaire Permalink : https://documentation.ensg.eu/index.php?lvl=bulletin_display&id=27859 [n° ou bulletin]Contient
- The role of European National Forest Inventories for international forestry reporting / Claude Vidal in Annals of Forest Science, vol 73 n° 4 (December 2016)
- Comparison of methods used in European National Forest Inventories for the estimation of volume increment: towards harmonisation / Thomas Gschwantner in Annals of Forest Science, vol 73 n° 4 (December 2016)
- Estimates of stem wood increments in forest resources: comparison of different approaches in forest inventory: consequences for international reporting: case study of European forests / Andrius Kuliesis in Annals of Forest Science, vol 73 n° 4 (December 2016)
- From inventory to consumer biomass availability - the ITOC model / Udo Mantau in Annals of Forest Science, vol 73 n° 4 (December 2016)
- Improving the design of long-term monitoring experiments in forests: a new method for the assessment of local soil variability by combining infrared spectroscopy and dendrometric data / Emila Akroume in Annals of Forest Science, vol 73 n° 4 (December 2016)
- Self-thinning in four pine species : an evaluation of potential climate impacts / Pau Brunet-Navarro in Annals of Forest Science, vol 73 n° 4 (December 2016)
- Editorial: “Forest Inventories at the European level” / Jean-Michel Leban in Annals of Forest Science, vol 73 n° 4 (December 2016)
- Overview of methods and tools for evaluating future woody biomass availability in European countries / Susana Barreiro in Annals of Forest Science, vol 73 n° 4 (December 2016)
- Annual volume increment of the European forests—description and evaluation of the national methods used / Stein Michael Tomter in Annals of Forest Science, vol 73 n° 4 (December 2016)
- Comparing close-to-nature silviculture with processes in pristine forests: lessons from Central Europe / Jean-Philippe Schütz in Annals of Forest Science, vol 73 n° 4 (December 2016)
- The effects of temporal differences between map and ground data on map-assisted estimates of forest area and biomass / Ronald E. McRoberts in Annals of Forest Science, vol 73 n° 4 (December 2016)
From inventory to consumer biomass availability - the ITOC model / Udo Mantau in Annals of Forest Science, vol 73 n° 4 (December 2016)
[article]
Titre : From inventory to consumer biomass availability - the ITOC model Type de document : Article/Communication Auteurs : Udo Mantau, Auteur ; Thomas Gschwantner, Auteur ; Alessandro Paletto, Auteur ; Marian L. Mayr, Auteur ; et al., Auteur Année de publication : 2016 Article en page(s) : pp 885 - 894 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Termes IGN] biomasse forestière
[Termes IGN] harmonisation des données
[Termes IGN] inventaire forestier étranger (données)
[Termes IGN] inventaire forestier national (données France)
[Termes IGN] modèle numérique
[Vedettes matières IGN] Inventaire forestierRésumé : (Auteur) The application of the ITOC model allows the estimation of available biomass potentials from forests on the basis of National Forest Inventory data. The adaptation of the model to country-specific situations gives the possibility to further enhance the model calculations. Numéro de notice : A2016--010 Affiliation des auteurs : non IGN Thématique : FORET Nature : Article DOI : 10.1007/s13595-016-0582-1 Date de publication en ligne : 09/11/2016 En ligne : http://dx.doi.org/10.1007/s13595-016-0582-1 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=83840
in Annals of Forest Science > vol 73 n° 4 (December 2016) . - pp 885 - 894[article]Overview of methods and tools for evaluating future woody biomass availability in European countries / Susana Barreiro in Annals of Forest Science, vol 73 n° 4 (December 2016)PermalinkPlot location errors of National Forest Inventory: related factors and adverse effects on continuity of plot data / Haruki Nakajima in Journal of Forest Research, vol 21 n° 6 (December 2016)PermalinkStatistical inference for forest structural diversity indices using airborne laser scanning data and the k-Nearest Neighbors technique / Matteo Mura in Remote sensing of environment, vol 186 (1 December 2016)PermalinkThe effects of temporal differences between map and ground data on map-assisted estimates of forest area and biomass / Ronald E. McRoberts in Annals of Forest Science, vol 73 n° 4 (December 2016)PermalinkThe role of European National Forest Inventories for international forestry reporting / Claude Vidal in Annals of Forest Science, vol 73 n° 4 (December 2016)PermalinkEffect of flying altitude, scanning angle and scanning mode on the accuracy of ALS based forest inventory / Juha Keränen in International journal of applied Earth observation and geoinformation, vol 52 (October 2016)PermalinkA functional regression model for inventories supported by aerial laser scanner data or photogrammetric point clouds / Magnussen, Steen in Remote sensing of environment, vol 184 (October 2016)PermalinkA robust approach for tree segmentation in deciduous forests using small-footprint airborne LiDAR data / Hamid Hamraz in International journal of applied Earth observation and geoinformation, vol 52 (October 2016)PermalinkDead wood availability in managed Swedish forests – Policy outcomes and implications for biodiversity / Bengt Gunnar Jonsson in Forest ecology and management, vol 376 (15 September 2016)PermalinkOptimal resolution for linking remotely sensed and forest inventory data in Europe / Adam Moreno in Remote sensing of environment, vol 183 (15 September 2016)Permalink