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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The water of the Antarctica is so cold that nothing can rot there.
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One cubic mile of seawater contains about 50 pounds of gold.
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The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
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The state of Florida is bigger than England!
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The Amazon rainforest produces more than 20% the world's oxygen supply.
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Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
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