The payment for ecosystem services (PES) emerges as part of an arsenal of tools for innovative domestic financing for otherwise absent markets relating to natural resource management. Its traditional framework aspects of conditionality, voluntary transaction, at least one buyer and seller, and...

This paper develops a comprehensive decision framework for environmental philanthropy in search of achieving sustainability on a crowded planet. Many of the world's most pressing global challenges are environmental in nature (or have stark environmental implications) and require long-term...