Do you want to know how the EU Emissions Trading System (EU ETS) works? 

Check out this short video: https://www.youtube.com/watch?v=yfNgsKrPKsg&t=100s&fbclid=IwAR1M5NovtDAGXuJihZvZdX_YiyAXPiyD0QluFHda9yONa2AB7SjZGy6QB5g