Forest growth in the US has exceeded harvest since the 1940’s. Today, we have more trees than any time in the past 100 years.
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If Manhattan had the same population density as Alaska, there would only be 15 people living there.
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An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
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Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
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The Amazon rainforest produces more than 20% the world's oxygen supply.
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The North Atlantic gets 2.5 centimetres (1in) wider every year.
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