Financial barriers limit implementation of adaptation options in agriculture, fisheries, aquaculture and forestry, and vastly more public and private investment is required . Public-sector investment in adaptation of agriculture, forestry and fisheries has grown four-fold since 2010, but adaptation costs will be much higher to meet future adaptation needs . Expanding access to financial services and pooling climate risks will enable and incentivise climate change adaptation . 
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report