Earth’s ‘boring billion’ years of stagnant, stinking oceans might actually have been rather dynamic
Earth’s ‘boring billion’ years of stagnant, stinking oceans might actually have been rather dynamic: Vladi333 / shutterstock Geologists have dubbed Earth’s middle age the “boring billion”. Occurring some 1,800 to 800 million years ago, it has long been considered a period when little happened on Earth in terms of biological evolution, climate, or the chemistry …