Tag Archives: crater

It was a little tougher 214,000,000 years ago

Above is the best (or the widest) shot I could get of Lake Manicouagan, which is the largest visible impact crater on Earth. Only three (or maybe four) are larger and none are visible. The Manicouagan impact event happened about … Continue reading

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Thinking past the I-I boundary

For the form of life we call business, we are at a boundary between eras. For biological forms of life, the most recent of these is the K-T boundary between theĀ  Mesozoic and the Cenozoic Eras. The Mezozoic Era ended … Continue reading

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