Journal Article Research Support, Non-U.S. Gov't 7440-44-0 Amazon Carbon Research Support, U.S. Gov't, Non-P.H.S. biodiversity biomass carbon carbon sequestration climate change conservation finance conservation planning financiamiento de la conservación forest regeneration forest succession human-modified landscapes land conservation negative emissions option value planificación de la conservación programación estocástica dinámica protected areas secondary forests secondary vegetation species composition species richness stochastic dynamic programming suelo de conservación tropical forests