@article{fdi:010061645, title = {{R}ubber plantations expand in mountainous {S}outheast {A}sia : what are the consequences for the environment}, author = {{F}ox, {J}.{M}. and {C}astella, {J}ean-{C}hristophe and {Z}iegler, {A}.{D}. and {W}estley, {S}.{B}.}, editor = {}, language = {{ENG}}, abstract = {{F}or centuries, farmers in the mountainous region of mainland {S}outheast {A}sia have practiced shifting cultivation, with plots of land cultivated temporarily and then allowed to revert to secondary forest for a fallow period. {T}oday, more than one million hectares have been converted to rubber plantation. {B}y 2050, the area under rubber trees in the montane regions of {C}ambodia, {L}aos, {M}yanmar, {T}hailand, {V}ietnam, and {C}hina's {Y}unnan {P}rovince is predicted to increase fourfold. {P}reliminary research suggests this massive land-use change could lead to drier conditions at the local level plus surface erosion, loss of soil quality, sedimentation and disruption of streams, and risk of landslides. {A}nd it appears that when primary or secondary forests are converted to rubber, carbon emissions are likely to increase. {D}espite environmental concerns, both local farmers and outside entrepreneurs are likely to continue expanding rubber plantations because of high economic returns. {P}roduction systems that provide the best balance between economic return and environmental sustainability are needed to improve the long-term outlook for the region.}, keywords = {{CAOUTCHOUC} ; {PLANTATION} ; {UTILISATION} {DU} {SOL} ; {EROSION} ; {SOL} ; {QUALITE} ; {GLISSEMENT} {DE} {TERRAIN} ; {CARBONE} ; {PLUIE} ; {FORET} ; {GESTION} {DE} {L}'{ENVIRONNEMENT} ; {ETUDE} {REGIONALE} ; {AGRICULTURE} {DE} {MONTAGNE} ; {MONTAGNE} ; {RISQUE} {ENVIRONNEMENTAL} ; {SEDIMENTATION} ; {RECHAUFFEMENT} {CLIMATIQUE} ; {CHANGEMENT} {CLIMATIQUE} ; {IMPACT} {SUR} {L}'{ENVIRONNEMENT} ; {ASIE} {DU} {SUD} {EST} ; {CAMBODGE} ; {LAOS} ; {THAILANDE} ; {VIET} {NAM} ; {CHINE} ; {MYANMAR}}, booktitle = {}, journal = {{A}sia {P}acific {I}ssues}, numero = {114}, pages = {8 [en ligne]}, year = {2014}, URL = {https://www.documentation.ird.fr/hor/fdi:010061645}, }