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Bangladesh vs Iran

32 metrics with data for both countries. The solid line is Bangladesh; the dashed grey line is Iran.

Country A · Bangladesh
Country B · Iran

Climate

CO2 emissions

Bangladesh: 108.3 Mt CO2/year · 2024Iran: 792.6 Mt CO2/year · 2024
05001960198020002020Iran

Carbon dioxide released each year from burning fossil fuels and industry. The main driver of global warming. Global Carbon Budget via Our World in Data

CO2 emissions per person

Bangladesh: 0.62 t CO2/person/year · 2024Iran: 8.66 t CO2/person/year · 2024
051960198020002020Iran

Each person's share of their country's yearly CO2 emissions. A fairer way to compare countries of very different sizes. Global Carbon Budget via Our World in Data

Temperature anomaly

Bangladesh: 0.50 °C vs 1991-2020 · 2025Iran: 1.37 °C vs 1991-2020 · 2025
-2019401960198020002020Iranhigh 2023low 1949

How much warmer or cooler a country's year was compared with its 1991-2020 average. Watch the map turn red as you move the slider towards today. Copernicus Climate Change Service (ERA5) via Our World in Data

Methane emissions

Bangladesh: 95.6 Mt CO2e/year · 2024Iran: 171.0 Mt CO2e/year · 2024
0501001501850190019502000Iran

Methane traps around 80 times more heat than CO2 over 20 years. It comes mainly from livestock, rice, landfill and leaky fossil fuel infrastructure. Global Carbon Project / PRIMAP via Our World in Data

All greenhouse gases

Bangladesh: 241.1 Mt CO2e/year · 2024Iran: 1,012 Mt CO2e/year · 2024
05001k1850190019502000Iranlow 1854

Every warming gas combined: CO2, methane and nitrous oxide, expressed as CO2-equivalents. Jones et al. / PRIMAP via Our World in Data

Nitrous oxide emissions

Bangladesh: 32.0 Mt CO2e/year · 2024Iran: 32.1 Mt CO2e/year · 2024
01020301850190019502000Iran

N2O is nearly 300 times more warming than CO2 and comes mostly from fertilised farmland and livestock. Jones et al. / PRIMAP via Our World in Data

Consumption-based CO2

Bangladesh: 167.9 Mt CO2/year · 2023Iran: 668.6 Mt CO2/year · 2023
02004006001990200020102020Iran

CO2 counted where goods are used rather than where they are made. Compare with production emissions to see who imports their footprint. Global Carbon Budget via Our World in Data

Aviation emissions per person

Bangladesh: 9.26 kg CO2/person/year · 2024Iran: 7.50 kg CO2/person/year · 2024
02040201420162018202020222024Iran

Each person's share of the CO2 from flights taking off in their country, including passengers and freight. ICCT / Graver et al. via Our World in Data

Energy

Renewable energy share

Bangladesh: 1.09 % of primary energy · 2024Iran: 1.43 % of primary energy · 2024
024619801990200020102020Iranhigh 1984low 2009

The slice of a country's energy that comes from renewables such as wind, solar and hydro. Energy Institute Statistical Review via Our World in Data

Fossil fuel share

Bangladesh: 98.9 % of primary energy · 2024Iran: 98.1 % of primary energy · 2024
05010019801990200020102020Iranhigh 2009low 1984

The slice of a country's energy still coming from coal, oil and gas. The number the world is trying to shrink. Energy Institute Statistical Review via Our World in Data

Energy use per person

Bangladesh: 3,048 kWh/person/year · 2024Iran: 39,204 kWh/person/year · 2024
020k40k197019801990200020102020Iran

How much energy each person uses in a year, across electricity, transport, heating and industry. Energy Institute / Ember via Our World in Data

Solar electricity

Bangladesh: 1.51 % of electricity · 2025Iran: 0.23 % of electricity · 2025
00.511.51990200020102020Iran

The share of a country's electricity generated from solar panels. The fastest-growing energy source in history. Ember / Energy Institute via Our World in Data

Wind electricity

Bangladesh: 0.00 % of electricity · 2025Iran: 0.32 % of electricity · 2025
00.10.20.31990200020102020Iranhigh 2015

The share of a country's electricity generated from wind turbines, onshore and offshore. Ember / Energy Institute via Our World in Data

Coal electricity

Bangladesh: 21.5 % of electricity · 2025Iran: 0.18 % of electricity · 2025
01020200020052010201520202025Iran

The share of electricity still generated by burning coal, the most polluting fuel. The number that must reach zero first. Ember / Energy Institute via Our World in Data

Oil electricity

Bangladesh: 12.1 % of electricity · 2025Iran: 4.57 % of electricity · 2025
02040200020052010201520202025Iranhigh 2022low 2010

The share of a country's electricity generated by burning oil. Rare on big grids, still common on islands. Ember via Our World in Data

Gas electricity

Bangladesh: 64.3 % of electricity · 2025Iran: 89.5 % of electricity · 2025
050200020052010201520202025Iranhigh 2010

The share of a country's electricity generated from natural gas, the least polluting fossil fuel but still a fossil fuel. Ember via Our World in Data

Land & Life

Tree cover loss

Bangladesh: 15,911 ha/year · 2024Iran: 61.1 ha/year · 2024
010k20k30k2005201020152020Iranhigh 2017low 2003

Forest area lost each year to fire, logging, farming and storms. Not all loss is permanent deforestation, but the trend matters. Global Forest Watch (Hansen/UMD) via Our World in Data

Forest area

Bangladesh: 14.4 % of land · 2025Iran: 6.63 % of land · 2025
0510151990200020102020Iran

How much of a country's land is covered by forest. FAO via Our World in Data

Deaths from natural disasters

Bangladesh: 22.9 deaths/year · 2021Iran: 26.2 deaths/year · 2021
010k20k20002005201020152020Iranhigh 2007

People killed by floods, storms, droughts, heatwaves, earthquakes and other disasters each year. Single events dominate single years. IHME Global Burden of Disease via Our World in Data

Red List Index

Bangladesh: 0.73 index (1 = species safe) · 2024Iran: 0.86 index (1 = species safe) · 2024
00.51200020102020Iran

Tracks extinction risk across all assessed species. 1 means no species at risk; falling values mean wildlife sliding towards extinction. IUCN / SDG 15.5.1 via Our World in Data

Protected land

Bangladesh: 4.20 % of land area · 2024Iran: 8.60 % of land area · 2024
05201420162018202020222024Iran

The share of a country's land under legal protection for nature. The global 30x30 target aims for 30% by 2030. World Bank / UNEP-WCMC via Our World in Data

Meat supply per person

Bangladesh: 4.49 kg/person/year · 2023Iran: 29.9 kg/person/year · 2023
02040198020002020Iranhigh 2016low 1984

Meat available for consumption per person. Livestock drives around 15% of global emissions and most deforestation. FAO via Our World in Data

Nitrogen fertiliser use

Bangladesh: 170.3 kg N/ha of cropland · 2023Iran: 51.4 kg N/ha of cropland · 2023
050100150198020002020Iranhigh 2021

Nitrogen applied per hectare of cropland. It feeds half the world, but runoff chokes rivers and coastal seas. FAO via Our World in Data

Marine protected areas

Bangladesh: 8.00 % of territorial waters · 2024Iran: 0.90 % of territorial waters · 2024
05201420162018202020222024Iran

How much of a country's coastal waters are protected for nature. The global goal is 30% by 2030. UNEP-WCMC via Our World in Data

Urban population

Bangladesh: 33.2 % living in cities · 2025Iran: 77.4 % living in cities · 2025
0501960198020002020Iran

The share of people living in towns and cities. Urbanisation shapes energy use, land use and how people experience climate change. UN World Urbanization Prospects via Our World in Data

Water

Water stress

Bangladesh: 5.72 % of renewable resources withdrawn · 2022Iran: 81.3 % of renewable resources withdrawn · 2022
050201020152020Iran

How much of a country's renewable freshwater is withdrawn each year. Above 25% counts as stressed; above 100% means drawing down reserves. FAO AQUASTAT (SDG 6.4.2) via Our World in Data

Renewable water per person

Bangladesh: 619.9 m³/person/year · 2022Iran: 1,435 m³/person/year · 2022
02k4k6k198020002020Iran

Each person's share of the country's renewable freshwater. Below 1,700 m³ is water stress; below 1,000 m³ is scarcity. FAO AQUASTAT via Our World in Data

Safely managed drinking water

Bangladesh: 59.1 % of population · 2024Iran: 94.4 % of population · 2024
05010020002005201020152020Iranhigh 2022low 2011

The share of people with safe drinking water at home, available when needed and free from contamination. WHO/UNICEF JMP via Our World in Data

Annual precipitation

Bangladesh: 2,081 mm/year · 2025Iran: 212.2 mm/year · 2025
01k2k3k19401960198020002020Iranhigh 1949low 1982

Total rain and snow that fell over a country in a year, averaged across its land area. Copernicus Climate Change Service (ERA5) via Our World in Data

Rainfall anomaly

Bangladesh: -6.90 % vs 1961-1990 · 2025Iran: -24.5 % vs 1961-1990 · 2025
05019401960198020002020Iranhigh 1949low 1982

How much wetter (teal) or drier (brown) a country's year was compared with its 1961-1990 average. A simple drought and deluge signal. Derived from Copernicus ERA5 precipitation via Our World in Data

Pollution

Air pollution (PM2.5)

Bangladesh: 65.0 µg/m³ annual mean · 2024Iran: 37.7 µg/m³ annual mean · 2024
05020002005201020152020Iranhigh 2018

Average exposure to fine particles small enough to enter the bloodstream. The WHO guideline is 5 µg/m³. World Bank / van Donkelaar et al. via Our World in Data

Ozone-depleting substances

Bangladesh: 46.9 ODP tonnes/year · 2021Iran: 123.8 ODP tonnes/year · 2021
05k10k1990200020102020Iranhigh 1997low 2020

Consumption of chemicals that destroy the ozone layer. Watch the map fade towards zero: the Montreal Protocol is the world's most successful environmental treaty. UN Environment Programme via Our World in Data