Dear all, As you may know, IUFRO is organizing the IUFRO world day and within this framework I am please to announce that under subdivision 1.02.00  Tropical and subtropical silviculture I will organize with my colleague Marie Ange  a session with the following title: *"Management of tropical natural forests: why we need a paradigm shift?"* see the detail of the program here attached. The session will be hold on September 28, 17h00-18h00 UTC which is Time Zone North and South America. *A zoom link will be provided very soon.* To participate you need to register to the IUFRO worldday https://www.iufroworldday.org/participation <https://www.iufroworldday.org/participation> Any others information please connect to https://www.iufroworldday.org <https://www.iufroworldday.org> . You will receive soon more detail information about the program. cheers -- Plinio Sist Cirad-ES, Directeur-Director UR Forêts et Sociétés Tropical managed Forests Observatory (TmFO) Coordinator IUFRO 1.02.00 Silviculture of tropical forests Campus International de Baillarguet, TA C-105/D 34398 Montpellier Cedex 5 France Tél : +33 4 67 59 39 13 Tel.Portable/Mobile Phone: +33 786 3289 46 http://ur-forets-societes.cirad.fr/