The twenty most populous countries with more than 85% Muslim majority (here called Muslim-20) represent 16.2% of the global population and 7.3% of the global Climate Debt in ClimatePositions. The average climate performance of the Muslim world is superior to the world average, so to speak. Among Muslim-20 Iran ranks 2nd (33rd among 148 countries) on Climate Debt per capita only surpassed by the climate-change-monster of Saudi Arabia.
The CO2 Emissions of the authoritarian Islamic regime Iran have doubled from 4.0 tons per capita in the 1990s to 8.0 tons in 2011, while the Turkish emissions have increased from 2.5 tons in the 1990s to 3.8 tons in 2011. See the emissions since 2000 in the two diagrams below.