How many years of comparable data are there for Iran and Syria?

59 years are reported by both, from 1961 to 2019.

Where does this data come from?

Statizoid (derived), published as Emission Totals - Emissions (CO2eq) (AR5) - Manure Management, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran vs Syria: Emission Totals - Emissions (CO2eq) (AR5) - Manure Management, per

Iran

0 units per US$ of GDP

in 2019

Syria

0 units per US$ of GDP

in 2019

Iran rank

92nd

Syria rank

95th

Emission Totals - Emissions (CO2eq) (AR5) - Manure Management, per over time

Iran
Syria

How they compare

Iran currently reports 0 units per US$ of GDP against 0 units per US$ of GDP in Syria, a difference of 0 units per US$ of GDP.

The two have swapped places 6 times across 59 shared years of data; in 1961 it was Iran ahead.

Iran ranks 92nd and Syria ranks 95th of 188 countries.

Across the 6 decades both report, Iran averaged higher in 5 and Syria in 1.

Head to head by decade

Decade	Iran	Syria	Difference	Ahead
1960s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Iran
1970s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Iran
1980s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Iran
1990s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Iran
2000s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Iran
2010s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Syria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (co2eq) (ar5) - manure management, per, Iran or Syria?: Iran, at 0 units per US$ of GDP against 0 units per US$ of GDP in Syria as of 2019.
What is the difference in emission totals - emissions (co2eq) (ar5) - manure management, per between Iran and Syria?: 0 units per US$ of GDP, with Iran ahead.
How many years of comparable data are there for Iran and Syria?: 59 years are reported by both, from 1961 to 2019.
How do Iran and Syria rank globally for emission totals - emissions (co2eq) (ar5) - manure management, per?: Iran ranks 92nd and Syria ranks 95th of 188 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (CO2eq) (AR5) - Manure Management, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran vs Syria: Emission Totals - Emissions (CO2eq) (AR5) - Manure Management, per. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-ar5-manure-management-per-unit-of-gdp/iran-islamic-rep/syrian-arab-republic/

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About this data

Indicator: Emission Totals - Emissions (CO2eq) (AR5) - Manure Management, per unit of GDP
Unit: units per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 188 places, 9,346 data points, 1961–2019
Last refreshed: 01 September 2026

Emission Totals - Emissions (CO2eq) (AR5) - Manure Management divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.