Found 8432 datasets matching "tree age".
-
This dataset contains Landsat-derived locally-calibrated estimates of tree canopy cover (TCC) and forest stand age across global boreal forests from 1984-2020 in Cloud-Optimized GeoTIFF (*.tif)...
Search relevance: 95.84 | Views last month: 0 -
Residence time distribution (RTD) is a critically important characteristic of groundwater flow systems; however, it cannot be measured directly. RTD can be inferred from tracer data with...
Search relevance: 47.46 | Views last month: 2 -
This dataset represents a baseline assessment of dendrochronology within the National Capital Region Network (NCRN). Data were collected in collaboration with Frostburg State University and the...
Search relevance: 45.40 | Views last month: 0 -
This data set provides tree age, forest formation, and land cover classification maps, and estimates of landscape-level above-ground live woody biomass (AGLB) for secondary forests in Rondonia,...
Search relevance: 39.58 | Views last month: 0 -
This dataset consists of sample details and radiocarbon age data of tree-ring samples collected near Girdwood, Alaska, and analyzed at the National Ocean Sciences Accelerator Mass Spectrometry Facility.
Search relevance: 39.51 | Views last month: 0 -
This data set provides mapped estimates of the stand age of young (less than 25 years old) larch forests across Siberia from 1989-2012 at 30-m resolution. The age estimates were derived from...
Search relevance: 38.99 | Views last month: 0 -
This dataset contains demographic data pertaining to Hesperocyparis forbesii on Otay Mountain in San Diego County, California, USA, over a 14-year study period from 2004 to 2017 following the 2003...
Search relevance: 36.84 | Views last month: 0 -
This data set reports the ages and growth rates of trees determined by radiocarbon dating (14C) in three Amazonia forests. Tree samples were collected from permanent research plots at ZF2 km 34,...
Search relevance: 36.02 | Views last month: 0 -
We measured the percent live canopy and height of randomly-selected cottonwood trees at three sites: Deerlodge Park on the Yampa River (DLP), Island Park on the upper Green (ILP), and Canyonlands...
Search relevance: 35.90 | Views last month: 0 -
This dataset provides tree inventory, tree height, diameter at breast height (DBH), and estimated crown measurements from 30 plots located in the Tapajos National Forest, Para, Brazil collected in...
Search relevance: 35.90 | Views last month: 0 -
Point locations for Russian olive stems aged in the field in two reaches along the Escalante River in fall of 2014 and spring through fall of 2015. Dataset includes information for each stem on...
Search relevance: 35.33 | Views last month: 0 -
Groundwater age is an important indicator of groundwater susceptibility to anthropogenic contamination and a key input to statistical models for forecasting water quality. Numerical models can...
Search relevance: 34.83 | Views last month: 1 -
Tree boxes primarily reduce runoff volume through infiltration. The current study determines infiltration rates in six tree boxes and analyzes the effects of season, age of the tree box, and depth...
Search relevance: 34.65 | Views last month: 0 -
This study determines the exfiltration rates in six tree boxes and analyzes their performance over time. The study site is in Louisville, KY, where we monitored the performance of six tree boxes...
Search relevance: 33.56 | Views last month: 1 -
Measurement of skull ossification patterns is a standard method for aging various mammalian species and has been used to age Russian, Californian, and Alaskan sea otter populations. Cementum...
Search relevance: 33.33 | Views last month: 0 -
Tree City USA is a national program that recognizes municipal commitment to community forestry. In return for meeting program requirements, Tree City USA participants expect social, economic,...
Search relevance: 33.33 | Views last month: 7 -
This dataset describes tree growth and site characteristics for 26 monitoring plots in 3 sites in Redwood National Park in California, USA. One site (A972) was established and sampled in 2007,...
Search relevance: 32.94 | Views last month: 0 -
These metadata provide data used to examine tree swallow incubation behavior in relation to egg mercury concentration and maternal blood mercury concentration. These data were collected from tree...
Search relevance: 32.57 | Views last month: 0 -
This dataset includes stable carbon isotope values, lignin, cellulose, and hemicellulose concentrations (expressed as percent of ash-free dry mass) for riparian cottonwood (Populus deltoides) tree...
Search relevance: 32.48 | Views last month: 3 -
Green and others (2021) developed a gradient boosted regression tree model to predict the mean groundwater age, or travel time, for shallow wells across a portion of the Great Lakes basin in the...
Search relevance: 32.43 | Views last month: 0
