From Mondovisione.com: 1) What is the aim of emissions trading? The aim of the EU Emissions Trading System (EU ETS) is to help EU Member States achieve their commitments to limit or reduce greenhouse gas emissions in a cost-effective way. Allowing participating companies to buy or sell emission allowances means that emission cuts can be achieved at least cost.
The EU ETS is the cornerstone of the EU’s strategy for fighting climate change. It is the first international trading system for CO2 emissions in the world and has been in operation since 2005. …. Full Article: Source