🇹🇴 Tonga's Greenhouse Gas Emissions

Key Messages

• Emissions: Tonga emitted around 0.27 megatonnes CO₂e in 2024, 0% of the global total.
• Per person: Emissions were around 2.6 tonnes per person per year, rated moderate on a scale where any level above zero adds warming.
• Trend: Emissions fell by around 1.13% a year over the ten years to 2024, slower than the 4% yearly decline the world needs to achieve Net Zero in 2050 and limit warming to around 1.7 °C.
• What drives it: CO₂ makes up 53% of Tonga's emissions, methane 38%, nitrous oxide 9% and F-gases 0%.
• Historic responsibility: Since 1851, Tonga's emissions have produced around 23 megatonnes CO₂e of warming impact, 0% of the global total, or around 2.5 tonnes per person per year, rated low.
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