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Scientists last autumn revealed that the gas phosphine was found in trace amounts in Venus’ upper atmosphere. That discovery promised the slim possibility that phosphine serves as a biological signatu...
Volcanic activity and changes in Earth's mantle were key to rise of atmospheric oxygen（图）
Volcanic activity changes Earth mantle were key rise atmospheric oxygen
2020/6/19
Oxygen first accumulated in the Earth's atmosphere about 2.4 billion years ago, during the Great Oxidation Event. A long-standing puzzle has been that geologic clues suggest early bacteria were photos...
Scientists Confirm Link between Volcanic Activity and Ancient Warming Event（图）
volcanic activity Ancient Warming Event
2007/4/27
26 April 2007，Scientists suggest gasses released during heavy volcanic activity may have triggered the Paleocene-Eocene thermal maximum, a period of climate change marked by a rise in global temperatu...