What was the Earth like in the early days?
When the earth began, it turned into hot, dry and dusty. There turned into no oxygen. According to a few scientists, the blue-inexperienced algae had been the primary dwelling matters to appear. They produced their personal meals and oxygen using sunlight – a manner known as photosynthesis that flora use today. Slowly, the oxygen in the ecosystem increased, and large organisms have been capable of develop.
