The ICAP Status Report 2021 on Emissions Trading Worldwide provides an overview of the current state of emissions trading worldwide. The report covers various aspects of emissions trading, including the number of countries participating in emissions trading programs, the types of emissions covered, and the progress made in implementing emissions trading systems. The report also highlights the challenges faced in implementing emissions trading and the potential for further development and expansion of emissions trading programs. Overall, the report provides valuable insights into the current state and future prospects of emissions trading worldwide.