Search Help
Thumbnail Icon Science Keywords > BIOSPHERE > ECOSYSTEMS


Refine by Category
 
Refine by Full text

 

4961 Titles Match Your Query
Showing 1 through 50 of 4961 Next
1. Last of the Wild Project, Version 3 (LWP-3): 2009 Human Footprint, 2018 Release [CIESIN_SEDAC_LWP3_HF_2009_2018.00]
The 2009 Human Footprint, 2018 Release provides a global map of the cumulative human pressure on the environment in 2009, at a spatial resolution of ~1 km. The human pressure is measured using eight ...


2. Amount of dead wood [amount_of_dead_wood-214_1.0]
Wood volume of all deadwood recorded according to the NFI3 method. For standing trees and shrubs starting at 12 cm dbh, the volume of stemwood reduced due to stem breakage is recorded, and for lying ...


3. Anthropogenic Biomes of the World, Version 2: 1700 [CIESIN_SEDAC_ANTHROMES_v2_1700_2.0]
The Anthropogenic Biomes of the World, Version 2: 1700 data set describes anthropogenic transformations within the terrestrial biosphere caused by sustained direct human interaction with ecosystems, ...


4. Anthropogenic Biomes of the World, Version 2: 2000 [CIESIN_SEDAC_ANTHROMES_v2_2000_2.0]
The Anthropogenic Biomes of the World, Version 2: 2000 data set describes anthropogenic transformations within the terrestrial biosphere caused by sustained direct human interaction with ecosystems, ...


5. Area of shrub forest [area_of_shrub_forest-123_1.0]
All plots classified as shrub forest according to the NFI forest definition. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber M.; Keller, M.; Meile, ...


6. Basal area [basal_area-92_1.0]
Sum of the stem cross-section areas of all living trees and shrubs starting at 12 cm dbh (standing and lying) at a height of 1.3 m (dbh measurement height). __Citation:__ > _Abegg, M.; Brändli, ...


7. Basal area of dead wood [basal_area_of_dead_wood-171_1.0]
Sum of the stem cross-section areas of all dead trees in a stand at a height of 1.3 m (dbh measurement height). __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, ...


8. Basal area of dead wood NFI1 [basal_area_of_dead_wood_nfi1-247_1.0]
Sum of stem cross-section areas of all dead trees in a stand at a height of 1.3 m (dbh measurement height) recorded according to the NFI1 method. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, ...


9. Biomass above ground of live trees [biomass_above_ground_of_live_trees-19_1.0]
Dry weight (mass) of the aboveground parts of living trees and shrubs starting at 12 cm dbh. This consists of the tree parts: stemwood, branch coarse wood, brushwood/twigs and needles/leaves. The ...


10. Biomass of live trees [biomass_of_live_trees-18_1.0]
Dry weight (mass) of living trees and shrubs starting at 12 cm dbh. This consists of the tree parts: roots, stemwood, branch coarse wood, brushwood/twigs and needles/leaves. The correction for bias ...


11. Biomass of lying dead trees [biomass_of_lying_dead_trees-70_1.0]
Dry weight (mass) of dead, lying trees and shrubs starting at 12 cm dbh. This consists of the tree parts: roots, stemwood and also, depending on the degree of decomposition of the stem, the branch ...


12. Biomass of lying dead wood (LIS) [biomass_of_lying_dead_wood_lis-72_1.0]
Dry weight (mass) of lying deadwood starting at 7 cm in diameter that does not fulfil the criteria for a tally tree (measurement location of dbh not identifiable or the dbh is less than 12cm). __Citation:__ ...


13. Biomass of standing dead trees [biomass_of_standing_dead_trees-69_1.0]
Dry weight (mass) of dead, standing trees and shrubs starting at 12 cm dbh. This consists of the tree parts: roots, stemwood and also, depending on the degree of decomposition, the branch coarse ...


14. Biomass of total dead wood [biomass_of_total_dead_wood-71_1.0]
Dry weight (mass) of all deadwood. This consists of the standing dead trees and shrubs starting at 12cm dbh and the lying deadwood starting at 7cm in diameter. __Citation:__ > _Abegg, M.; Brändli, ...


15. Bole wood mass of live trees [bole_wood_mass_of_live_trees-50_1.0]
Dry weight (mass) of the stemwood with bark of the living trees and shrubs starting at 12 cm dbh. The correction for bias with the sample Tarif trees may be so drastic that it results in negative ...


16. Calibration data for empirical mortality models of 18 European tree species [10-16904-envidat-27_1.0]
The dataset comprises > 90 000 records from inventories in 54 strict forest reserves in [Switzerland](https://www.wsl.ch/de/wald/biodiversitaet-naturschutz-urwald/naturwaldreservate.html) and [Lower ...


17. Data from: Does one model fit all? patterns of beech mortality in natural forests of three European regions [data-for-huelsmann_et_al_ecol_appl_2016_1.0]
The datasets comprise nearly 19’000 trees of European beech (_Fagus sylvatica_ L.) from unmanaged forests in Switzerland, Germany / Lower Saxony and Ukraine. Tree death was modelled as a function ...


18. Diversity of woody species [diversity_of_woody_species-36_1.0]
Index based on the number of tree and shrub species starting at 12 cm dbh in the upper layer and the occurrence of especially ecologically valuable tree and shrub species starting at 12 cm dbh in ...


19. FACE: Stillberg CO2 enrichment and soil warming study [face-stillberg_1.0]
# Overview High elevation ecosystems are important in research about environmental change because shifts in climate associated with anthropogenic greenhouse gas emissions are predicted to be more ...


20. Forest Access Roads 2013 [10-16904-3_1]
In 2013–2014, a survey was conducted in Switzerland to update the Forest Access Roads geo-dataset within the framework of the Swiss National Forest Inventory (NFI). The resulting nationwide dataset ...


21. Forest area [forest_area-44_1.0]
The forest area is the total sum of all areas classified as forest according to NFI’s forest definition. The forest definition includes shrub forest. This theme is also used to assess the total area ...


22. Forest area by forest function [forest_area_by_forest_function-262_1.0]
The forest area refers to all areas classified as forest according to NFI’s forest definition. The forest definition includes shrub forest. For each forest function (including no special forest ...


23. Forest area by natural hazard [forest_area_by_natural_hazard-260_1.0]
For each natural hazard process according to FOEN’s SilvaProtectCH, the size of the forest area affected is given. One forest region may be affected by several different natural hazard processes and ...


24. Increment [increment-11_1.0]
Increase in the volume of stemwood with bark of the trees and shrubs starting at 12 cm dbh that have survived between two inventories and of the losses (modelled for the half period), plus the volume ...


25. Increment* [increment_star-162_1.0]
Increase in the volume of stemwood with bark of the surviving trees and shrubs starting at 12 cm dbh between two inventories and the losses (modelled for the half period), plus the volume of gains. ...


26. Last of the Wild Project, Version 3 (LWP-3): 1993 Human Footprint, 2018 Release [CIESIN_SEDAC_LWP3_HF_1993_2018.00]
The 1993 Human Footprint, 2018 Release provides a global map of the cumulative human pressure on the environment in 1993, at a spatial resolution of ~1 km. The human pressure is measured using eight ...


27. Length of forest edge [length_of_forest_edge-8_1.0]
Length of the forest edge calculated on the basis of the forest boundary lines determined in the aerial photo. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, ...


28. Length of forest roads [length_of_forest_roads-78_1.0]
The length of forest roads corresponds to the length of the NFI forest roads. This length was calculated according to the method of the specific NFI concerned. __Citation:__ > _Abegg, M.; Brändli, ...


29. Mass of merchantable branches of live trees [mass_of_merchantable_branches_of_live_trees-47_1.0]
Dry weight (mass) of branches with a diameter of at least 7 cm from living trees and shrubs starting at 12cm dbh. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, ...


30. Mass of needles or leaves of live trees [mass_of_needles_or_leaves_of_live_trees-49_1.0]
Dry weight (mass) of the needles and leaves of the living trees and shrubs starting at 12 cm dbh. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber ...


31. Mortality [mortality-16_1.0]
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh that died or disappeared between two inventories and that were not harvested. The correction for bias with the sample Tarif ...


32. Mortality* [mortality_star-164_1.0]
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh that died or disappeared between two inventories, but were not cut. *In the calculation no D7/tree height data were used. ...


33. Net increment [net_increment-80_1.0]
Increment including ingrowth minus the mortality. The correction for bias with the sample Tarif trees may be so drastic that it results in negative values with small numbers of trees. __Citation:__ ...


34. Net increment* [net_increment_star-187_1.0]
Increment with ingrowth minus the mortality. *In the calculation no D7/tree height data were used. The values calculated like this have not been corrected for bias, but allow for cantons or forest ...


35. Number of forest edges [number_of_forest_edges-124_1.0]
Number of forest edges according to the NFI definition. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber M.; Keller, M.; Meile, R.; Rösler, E.; Speich, ...


36. Number of forest plots [number_of_forest_plots-125_1.0]
Number of forest sample plots (Plots). __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber M.; Keller, M.; Meile, R.; Rösler, E.; Speich, S.; Traub, B.; ...


37. Number of woody species (>= 12 cm DBH) [number_of_woody_species_gt_12_cm_dbh-41_1.0]
Number of tree and shrub species starting at 12 cm dbh (diameter at breast height) within the 200 m2 sample plot. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, ...


38. Number of woody species (from 40 cm height) [number_of_woody_species_from_40_cm_height-144_1.0]
Number of species of living trees and shrubs starting at 40 cm plant height that occur within a 200 m2 sample plot. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, ...


39. Number of young forest plants by damage [number_of_young_forest_plants_by_damage-209_1.0]
Number of regeneration trees starting at 10 cm height up to 11.9 cm dbh with a particular type of damage or with no damage. The attribute is recorded by targeting the next regeneration tree in the ...


40. Potentials of domestic biomass resources for the energy transition in Switzerland [swiss-biomass-potentials_1.0]
Switzerland has a reliable and cost efficient energy system. Due to phase out of nuclear energy it is necessary to find new options to maintain this powerful energy system. The Swiss energy strategy ...


41. Root mass of live trees (Zell, Wutzler) [root_mass_of_live_trees_zell_wutzler-210_1.0]
Dry weight (mass) of the belowground part (roots) of living trees and shrubs starting at 12 cm dbh. The dimensions of the roots are determined according to Zell and Wutzler. __Citation:__ > _Abegg, ...


42. Salvage logging [salvage_logging-27_1.0]
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh removed from the forest due to damage occurring (e.g. windthrow, avalanches, insects or rockfall), and not as the result ...


43. Salvage logging due to insects [salvage_logging_due_to_insects-89_1.0]
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh removed from the forest between two inventories due to damage that occurred, in this case insects, and not due to silvicultural ...


44. Salvage logging due to insects* [salvage_logging_due_to_insects_star-251_1.0]
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh removed from the forest as a result of damage occurring between two inventories, in this case insects, and not because of ...


45. Salvage logging due to wind [salvage_logging_due_to_wind-88_1.0]
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh removed from the forest between two inventories due to damage that occurred, in this case windthrow, and not due to silvicultural ...


46. Salvage logging due to wind* [salvage_logging_due_to_wind_star-250_1.0]
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh removed from the forest as a result of damage occurring between two inventories, in this case windthrow, and not because ...


47. Salvage logging* [salvage_logging_star-186_1.0]
Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh that were removed from the forest as a result of damage occurring (e.g. windthrow, avalanches, insects, rockfall), and not ...


48. Stand density (SDI) [stand_density_sdi-29_1.0]
The Stand Density Index (SDI) is a general measure for the density of a stocking and is based on the number of stems/ha and the average diameter of the tally trees on the sample plot. __Citation:__ ...


49. Stem count of young forest [stem_count_of_young_forest-191_1.0]
#191# Number of regeneration trees starting at 10 cm tall up to 11.9 cm dbh recorded in NFI’s regeneration survey. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, ...


50. Stem number [stem_number-73_1.0]
Number of stems of living trees and shrubs (standing and lying) starting at 12 cm dbh. __Citation:__ > _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber M.; Keller, ...


Showing 1 through 50 of 4961 Next
Click here for a static view of records.

-->