The bars show proved oil and natural gas reserves by country. Only countries with more than 20 billion barrels of oil are shown (top maps). Only countries with more than 3 billion cubic metres are shown (bottom maps).
Billion barrels for oil; billion cubic metres for natural gas
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Help it consume less energy by keeping it full. It requires less energy to cool a full freezer than an empty one. Should you not have filled it, add some plastic bottles filled with water or even old newspapers – until you need the space!
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