van der Haar, S. Share this Send to email Authored by van der Haar, S. Publications Publication 2019 Certification, good agricultural practice and smallholder heterogeneity: Differentiated pathways for resolving compliance gaps in the Indonesian oil palm sector Publication 2018 Modeling peat- and forestland conversion by oil palm smallholders in Indonesian Borneo Forests news FORESTS NEWS Can forests and smallholders live in harmony in Africa? 02 June 2019