The ICAP Status Report 2018 provides an overview of emissions trading worldwide. The report highlights the growth and development of emissions trading programs in various countries, including the EU ETS, California, and China. It also discusses the challenges and opportunities facing emissions trading, such as the need for more comprehensive regulations and the potential for carbon pricing to drive emissions reductions. The report is a valuable resource for policymakers, researchers, and industry stakeholders interested in the field of emissions trading.