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恐龙曾是陆地上最为庞大的动物,它们到底为何绝种?法国自然历史博物馆的古生物学家伦纳德·金斯博格经多年潜心研究,最近宣布,6500万年海平面高度明显下降,致使地球气温变化,恐龙的繁衍失去原有自然条件,因此这种当时地球上的最大物种慢慢地灭绝了。在金斯博格的理论之前,广为人知的关于恐龙灭绝的说法是小行星撞击理论,该理论认为一次当量是广岛原子弹爆炸5亿倍的小行星撞击,使地球生态陷
Dinosaur once the most massive animal on land, in the end why they extinct? French Natural History Museum paleontologist Leonard Kingsbury after years of painstaking research, recently announced 65 million years sea level significantly decreased, causing the Earth Changes in temperature, the proliferation of dinosaurs lost the original natural conditions, so this was the largest species on Earth slowly extinct. Before Kingsley’s theory, the well-known theory about the extinction of dinosaurs was the asteroid impact theory, which considered that an equivalent asteroid impact of 500 million times the atomic bombing of Hiroshima hit the Earth’s ecological trap