@article{fdi:010085127, title = {{D}evelopment of lacustrine primary productivity in the {A}mazon {B}asin during the {H}olocene}, author = {{S}oares, {J}. {H}. {F}. and {M}oreira, {L}. {S}. and {T}urcq, {B}runo and {M}oreira {T}urcq, {P}atricia and {S}ifeddine, {A}bdelfettah and {D}ornellas, {N}. and {E}vangelista, {H}. and {N}ogueira, {J}. and {A}niceto, {K}. and {M}artins, {G}. {S}. and {K}ury, {M}. {S}. and {B}randini, {N}. and {C}ontrera, {J}. {M}. and {C}ordeiro, {R}. {C}.}, editor = {}, language = {{ENG}}, abstract = {{T}he {A}mazon {B}asin is one of the most productive regions in the world and an important carbon sink. {H}owever, lake productivity has varied throughout the {H}olocene, as preserved in lacustrine sedimentary records. {C}oncentrations of chlorophyll pigmented derivatives that are mainly derived from phytoplankton and macrophyte populations can be used to infer lake production levels. {H}ere we use the chlorophyll derivatives concentrations analyzed by spectrophotometer in sediment cores from nine lakes distributed throughout the {B}razilian {A}mazon {B}asin to document the continental-scale changes in lake production during the {H}olocene. {C}hlorophyll derivatives have varied with changes in precipitation rate throughout the last 10,000 years, similar to other climate records in tropical {S}outh {A}merica, including {T}i concentration from the {C}ariaco {B}asin, delta {C}-13 from {L}ake {T}iticaca, and refractory black carbon in {N}evado {I}llimani. {I}ncreasing precipitation is responsible for increasing the nutrient supply into the lake, which stimulates primary production. {O}ur analysis was compared to climate-related parameters, suggesting an increasing trend of lake production rates during the wetter {L}ate and {E}arly {H}olocene, while lower production rates characterized the dry phase of the {M}iddle {H}olocene. {T}herefore, the chlorophyll derivatives concentrations generally follow precipitation changes in the {A}mazon {B}asin during the {H}olocene.}, keywords = {biogeochemistry ; climate change ; chlorophyll ; paleoclimate ; {BRESIL} ; {AMAZONE} {BASSIN}}, booktitle = {}, journal = {{H}olocene}, volume = {32}, numero = {7}, pages = {639--649}, ISSN = {0959-6836}, year = {2022}, DOI = {10.1177/09596836221088233}, URL = {https://www.documentation.ird.fr/hor/fdi:010085127}, }