@article{fdi:010092816, title = {{T}he global distribution and drivers of wood density and their impact on forest carbon stocks}, author = {{M}o, {L}. {D}. and {C}rowther, {T}. {W}. and {M}aynard, {D}. {S}. and van den {H}oogen, {J}. and {M}a, {H}. {Z}. and {B}ialic-{M}urphy, {L}. and {L}iang, {J}. {J}. and de-{M}iguel, {S}. and {N}abuurs, {G}. {J}. and {R}eich, {P}. {B}. and {P}hillips, {O}. {L}. and {A}begg, {M}. and {Y}ao, {Y}. {C}. {A}. and {A}lberti, {G}. and {Z}ambrano, {A}. {M}. {A}. and {I}banez, {T}homas and et al.}, editor = {}, language = {{ENG}}, abstract = {{T}he density of wood is a key indicator of the carbon investment strategies of trees, impacting productivity and carbon storage. {D}espite its importance, the global variation in wood density and its environmental controls remain poorly understood, preventing accurate predictions of global forest carbon stocks. {H}ere we analyse information from 1.1million forest inventory plots alongside wood density data from 10,703 tree species to create a spatially explicit understanding of the global wood density distribution and its drivers. {O}ur findings reveal a pronounced latitudinal gradient, with wood in tropical forests being up to 30% denser than that in boreal forests. {I}n both angiosperms and gymnosperms, hydrothermal conditions represented by annual mean temperature and soil moisture emerged as the primary factors influencing the variation in wood density globally. {T}his indicates similar environmental filters and evolutionary adaptations among distinct plant groups, underscoring the essential role of abiotic factors in determining wood density in forest ecosystems. {A}dditionally, our study highlights the prominent role of disturbance, such as human modification and fire risk, in influencing wood density at more local scales. {F}actoring in the spatial variation of wood density notably changes the estimates of forest carbon stocks, leading to differences of up to 21% within biomes. {T}herefore, our research contributes to a deeper understanding of terrestrial biomass distribution and how environmental changes and disturbances impact forest ecosystems.}, keywords = {}, booktitle = {}, journal = {{N}ature {E}cology and {E}volution}, volume = {8}, numero = {12}, pages = {2195--2212}, ISSN = {2397-334{X}}, year = {2024}, DOI = {10.1038/s41559-024-02564-9}, URL = {https://www.documentation.ird.fr/hor/fdi:010092816}, }