Aboveground live woody biomass density

✦ DISCOVERED BY ORIONAIHarris, N.L., D.A. Gibbs, A. Baccini, R.A. Birdsey, S. de Bruin, M. Farina, L. Fatoyinbo, M.C. Hansen, M. Herold, R.A. Houghton, P.V. Potapov, D. Requena Suarez, R.M. Roman-Cuesta, S.S. Saatchi, C.M. Slay, S.A. Turubanova, A. Tyukavina. 2021. Global maps of twenty-first century forest carbon fluxes. Nature Climate Change. [https://doi.org/10.1038/s41558-020-00976-6](https://doi.org/10.1038/s41558-020-00976-6) Imagery and land coverGlobal

Aboveground live woody biomass density is GIS data on imagery and land cover covering Global, 2021, published by Harris, N.L., D.A. Gibbs, A. Baccini, R.A. Birdsey, S. de Bruin, M. Farina, L. Fatoyinbo, M.C. Hansen, M. Herold, R.A. Houghton, P.V. Potapov, D. Requena Suarez, R.M. Roman-Cuesta, S.S. Saatchi, C.M. Slay, S.A. Turubanova, A. Tyukavina. 2021. Global maps of twenty-first century forest carbon fluxes. Nature Climate Change. [https://doi.org/10.1038/s41558-020-00976-6](https://doi.org/10.1038/s41558-020-00976-6) . Licence: CC BY 4.0.

Global

About this dataset

- This is a global, wall-to-wall map of aboveground biomass (AGB) at approximately 30-meter resolution. This data product expands on the methodology presented in Baccini et al. (2012) to generate a global map of aboveground live woody biomass (AGB) density (megagrams biomass per ha) at 0.00025-degree (approximately 30-meter) resolution for the year 2000. Aboveground biomass was estimated using a multi-step process of calculating AGB at more than seven hundred thousand points with LiDAR with regional allometric equations, then using those to train a wall-to-wall model based on Landsat imagery. Pixels without tree canopy were assigned a biomass density of 0 Mg/ha. Additional information on the creation of this map can be found in Harris et al. 2021.  - Aboveground biomass is available for download in two different units: 1) megagrams AGB per hectare, and 2) megagrams AGB per pixel. The first is appropriate for visualizing (mapping) AGB and estimating average AGB density in an area of interest because it represents the density of AGB per hectare. The second is appropriate for calculating the total aboveground biomass stock in an area of interest because the values of the pixels in the AOI can be summed to obtain the total AGB stock in that area. The values in the latter were calculated by adjusting the AGB per hectare by the size of each pixel, which varies by latitude.  Shows aboveground live woody biomass density in the year 2000

Documentation

- Data are the product of modeling and thus have an inherent degree of error and uncertainty. Users are strongly encouraged to read and fully comprehend the metadata and other available documentation prior to data use.  - The biomass density value individual pixels have large uncertainty. Values in individual pixels are expected to differ from biomass estimates in field-measured plots.  - Aboveground biomass may be overestimated at low values and underestimated at high values. 

Imagery details

Resolution30 m

Questions about this data

What does Aboveground live woody biomass density contain?

Aboveground live woody biomass density is GIS data about imagery and land cover. Resolution: 30 m.

What area and years does it cover?

It covers Global. The data is from 2021. It is updated not updated. represents the year 2000..

Can I use it commercially?

Yes: its licence is CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/), which allows commercial use with attribution where the licence requires it.

How do I cite it?

Harris et al. (2021). Global maps of 21st century forest carbon fluxes. Accessed on [date] from Global Nature Watch. 

How do I load it into a map?

Sign in to OrionGIS (free) and choose "Open in map" to load it into Map Studio or add it to a project, or download it to use in QGIS, ArcGIS or any GIS.

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Indexed by OrionGIS from Global Forest Watch Data API. Data is loaded from the publisher's own server when you use it. Permanent link