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Working capital loan for FPOs: See here
Ecosystem Services payments: Go direct to funders and avoid the registries which eliminates complexity and issues like requirement for land records and additionality. Look to Regen Network, KliamDAOKlimaDAO, etc.
Sustainability finance: Help de-risk transition to sustainable ag adoption of CSA practices by providing capital during a 2-3 year transition “transition” period. Maybe link w a certification standard if we believe that might help with price realization once the transition is complete. Might overlap with (2) above