Results 1 to 10 of about 254,812 (200)

A century of National Forest Inventory in Norway – informing past, present, and future decisions [PDF]

open access: yesForest Ecosystems, 2020
Past In the early twentieth century, forestry was one of the most important sectors in Norway and an agitated discussion about the perceived decline of forest resources due to over-exploitation was ongoing.
Johannes Breidenbach   +4 more
doaj   +2 more sources

Consistency of stand density estimates and their variability in forest inventories in Slovenia [PDF]

open access: yesActa Silvae et Ligni, 2014
The national estimates of forest resources in Slovenia are based on data aggregation from forest inventories conducted in forest management units of Slovenia Forest Service (SFS) and on the parallel forest inventory established within the Forest and ...
David Hladnik, Laura Žižek Kulovec
doaj   +2 more sources

Advances in Brazil's National Forest Inventory [PDF]

open access: yesResearch Ideas and Outcomes
Brazil's National Forest Inventory (IFN), coordinated by the Brazilian Forest Service (SFB), provides essential data on the country's forest resources. The availability of IFN data, collected over more than a decade, through the National Forest
Ricardo da Silva Ribeiro   +19 more
doaj   +4 more sources

Do current biomass equations for Alnus glutinosa and Betula pubescens misestimate carbon stocks at peatland sites? [PDF]

open access: yesCarbon Balance and Management
Accurate estimation of forest carbon stocks is essential for climate change mitigation, particularly in peatland ecosystems known for their high soil organic carbon content.
Henriette Gercken   +7 more
doaj   +2 more sources

The multi-objective Spanish National Forest Inventory

open access: yesForest Systems, 2017
Aim of study: To present the evolution of the current multi-objective Spanish National Forest Inventory (SNFI) through the assessment of different key indicators on challenging areas of the forestry sector.
Iciar Alberdi   +17 more
doaj   +6 more sources

MONOCULAR DEPTH ESTIMATION IN FOREST ENVIRONMENTS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Depth estimation from a single image is a challenging task, especially inside the highly structured forest environment. In this paper, we propose a supervised deep learning model for monocular depth estimation based on forest imagery.
H. Hristova   +3 more
doaj   +1 more source

National Forest Inventory in Italy: new perspectives for forest monitoring

open access: yesAnnals of Forest Science
Key message Natural and anthropogenic pressures, combined with frequent extreme events driven by climate change, are altering the dynamics of forest ecosystems.
Giovanni D’Amico   +22 more
doaj   +6 more sources

Applying the greenhouse gas inventory calculation approach to predict the forest carbon sink [PDF]

open access: yesCarbon Balance and Management
Background Finland’s national Climate Act contains a target for carbon neutrality by 2035. Achieving this target not only depends on the effective implementation of emission reductions, but to a large part on the forest carbon sink.
Fredric Mosley   +2 more
doaj   +2 more sources

A new species of Nidirana (Anura, Ranidae) from northern Guangxi, China [PDF]

open access: yesZooKeys, 2022
A new species of music frog, Nidirana guibeiensis sp. nov., is described from northern Guangxi, China. Based on two mtDNA fragments analyzed, phylogenetic trees reveal that N. guibeiensis sp. nov. is most closely related to N. leishanensis.
Wei-Cai Chen   +6 more
doaj   +3 more sources

LOW-COST MAPPING OF FOREST UNDER-STOREY VEGETATION USING SPHERICAL PHOTOGRAMMETRY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
This paper is an attempt to respond to the growing need and demand of 3D data in forestry, especially for 3D mapping. The use of terrestrial laser scanners (TLS) dominates contemporary literature for under-storey vegetation mapping as this technique ...
A. Murtiyoso   +3 more
doaj   +1 more source

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