 Each strand shows the relative proportion of finance flowing from one category to another . Categories from left to right are: Use - whether the finance is solely for adaptation or for adaptation and other objectives, including mitigation Public/Private whether the finance comes from public or private sources; Instrument, the financing instrument; Sector-the broad sectoral allocation; Region-the geographical distribution of funding . Data for year 2018 from different sources, through different instruments into different sectors and regions as collated by CPI . 
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report