@article{fdi:010085133, title = {{H}ydroclimate and vegetation changes in southeastern {A}mazonia over the past similar to 25,000 years}, author = {{R}eis, {L}. {S}. and {B}ouloubassi, {I}. and {M}endez-{M}illan, {M}ercedes and {G}uimaraes, {J}. {T}. {F}. and {R}omeiro, {L}. {D}. and {S}ahoo, {P}. {K}. and {P}essenda, {L}. {C}. {R}.}, editor = {}, language = {{ENG}}, abstract = {{S}table isotope analysis of plant waxes (delta {C}-13(wax) and delta {D}-wax) along with detailed pollen data provide a new perspective on vegetation and precipitation variability in {S}erra {S}ul de {C}arajas, southeastern ({SE}) {A}mazonia, over the past similar to 25 cal kyr {BP}. {T}he delta {D}-wax record indicates drier conditions during the {L}ast {G}lacial {M}aximum ({LGM}) and a transition to wetter conditions into the {H}olocene, while the delta {C}-13(wax) data reveal that vegetation did not experienced {C}-3/{C}-4 shifts and remained dominated by {C}-3-plant communities. {U}nder glacial conditions {C}-3-savanna was prominent on the {S}erra {S}ul plateau with tropical forest areas limited to the lower slopes. {T}ropical forests expanded upslope and forest patches developed on the plateau as a response to more humid and warmer conditions during the {H}olocene. {P}ollen data indicate a shift towards more open landscape of savanna, woodlands, and open forests during the mid-{H}olocene. {T}he delta {D}-wax record exhibits a distinct moisture variability during the {H}olocene, not always coherent with the vegetation data (pollen), especially during the mid-{H}olocene interval. {O}ur study confirms the complexity and the overall lack of coherence among {H}olocene moisture proxy records throughout the monsoon domain in {S}outh {A}merica and suggest that {H}olocene local moisture conditions might not follow the regional monsoonal variability. {O}ur data further stress the need for more multi-proxy reconstructions of hydroclimate patterns in {SE} {A}mazonia.}, keywords = {{A}mazon basin ; {P}lant-wax biomarkers ; {C}ompound-specific stable isotopes ; {P}ollen ; {L}ast glacial period ; {H}olocene ; {P}aleoclimate ; {BRESIL} ; {PARA} ; {AMAZONIE} ; {AMAZONE} {BASSIN} ; {AMENDOIM} {LAC}}, booktitle = {}, journal = {{Q}uaternary {S}cience {R}eviews}, volume = {284}, numero = {}, pages = {107466 [15 p.]}, ISSN = {0277-3791}, year = {2022}, DOI = {10.1016/j.quascirev.2022.107466}, URL = {https://www.documentation.ird.fr/hor/fdi:010085133}, }