Geology: Ancient diamonds reveal Earth was ready for life’s ‘explosion’ 2.7 BILLION years ago
Earth’s atmosphere was primed for an ‘explosion’ in the diversity of life as early as 2.7 billion years ago, a study of ancient diamonds has revealed. The atmospheric composition of volatile gases — such as hydrogen, nitrogen, neon, and carbon-bearing species — reflects that of those found in the Earth’s mantle. This is because volatiles in … Read more