Introduction
Equitable Payments for Wateshed Services (EPWS) is part of a broader concept of Payments for Environmental/Ecosystem Services (PES) with the underlying principle of which the beneficiaries (which are recognised as buyers) of environmental/ecosystem services should compensate those who provide or play a role to guarantee continuous flow of such services (who are recognised as sellers of the services). The EPWS program in Tanzania which is implemented jointly by CARE International…