DATA SOURCE The Germanwatch Global Climate Risk Index is an analysis based on one of then most reliable data sets avaiable on the impacts of extreme weather evetns and associated socio-economic data, the MunicRe NatCatSERVICE.n The Global Climate Risk Index 2021 is the 16th edition of this anual analysis. its aim is to contextualise ongoing climate policy debates-n especially the intetnational climate negotiations - lokking at real-world impacts over the last yeat and the last 20 years.