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This case study examines Costa Rica's transition from high rates of deforestation to net forest restoration between 1986 and 2005. It highlights how a combination of market shifts, policy changes, and financial incentives—most notably the Pago de Servicios Ambientales (PSA) system—contributed to increasing forest cover from 41 percent in 1986 to 48 percent by 2005.

This case study by the World Resources Institute examines the restoration of forest landscapes in New England from 1850 to the present. It details how a combination of market shifts, ecological suitability, and policy interventions led to the passive restoration of approximately 4 million hectares between 1880 and 2000, while also identifying current threats to these regenerated forests.