A sister report to REN21's GSR is the Global Trends in Renewable Energy Investment Report (GTR) produced by the Frankfurt School – UNEP Collaborating Center for Climate & Sustainable Energy Finance.
So verfügt der REN21 Renewables Global Status Report über eine Partnerbericht in Form des Global Trends in Renewable Energy Investment Report (GTR) des Frankfurt School – UNEP Collaboration Centre for Climate & Sustainable Energy Finance.