@article{fdi:010085352, title = {{T}allo : a global tree allometry and crown architecture database}, author = {{J}ucker, {T}. and {F}ischer, {F}. {J}. and {C}have, {J}. and {B}arbier, {N}icolas and {P}{\'e}lissier, {R}apha{\¨e}l and {P}loton, {P}ierre and et al.}, editor = {}, language = {{ENG}}, abstract = {{D}ata capturing multiple axes of tree size and shape, such as a tree's stem diameter, height and crown size, underpin a wide range of ecological research-from developing and testing theory on forest structure and dynamics, to estimating forest carbon stocks and their uncertainties, and integrating remote sensing imagery into forest monitoring programmes. {H}owever, these data can be surprisingly hard to come by, particularly for certain regions of the world and for specific taxonomic groups, posing a real barrier to progress in these fields. {T}o overcome this challenge, we developed the {T}allo database, a collection of 498,838 georeferenced and taxonomically standardized records of individual trees for which stem diameter, height and/or crown radius have been measured. {T}hese data were collected at 61,856 globally distributed sites, spanning all major forested and non-forested biomes. {T}he majority of trees in the database are identified to species (88%), and collectively {T}allo includes data for 5163 species distributed across 1453 genera and 187 plant families. {T}he database is publicly archived under a {CC}-{BY} 4.0 licence and can be access from : https://doi.org/10.5281/zenodo.6637599. {T}o demonstrate its value, here we present three case studies that highlight how the {T}allo database can be used to address a range of theoretical and applied questions in ecology-from testing the predictions of metabolic scaling theory, to exploring the limits of tree allometric plasticity along environmental gradients and modelling global variation in maximum attainable tree height. {I}n doing so, we provide a key resource for field ecologists, remote sensing researchers and the modelling community working together to better understand the role that trees play in regulating the terrestrial carbon cycle.}, keywords = {allometric scaling ; crown radius ; forest biomass stocks ; forest ecology ; remote sensing ; stem diameter ; tree height ; {MONDE}}, booktitle = {}, journal = {{G}lobal {C}hange {B}iology}, volume = {28}, numero = {17}, pages = {5254--5268}, ISSN = {1354-1013}, year = {2022}, DOI = {10.1111/gcb.16302}, URL = {https://www.documentation.ird.fr/hor/fdi:010085352}, }