according to the most recent national survey of GHG emissions submitted by Greece to the secretariat of the united nations Framework convention on climate change for the period producers thermal plants to generate electricity and heat in 2017 accounted for 34.99 million tons of co2 eq, which was around 37% of all national emissions which stood at 95.4 million tons of CO2 eq. recognising the environmental impacts of its activities, ppc has put in place and is implementing control and prevention programmes.