References - The Origin and Nature of Life on Earth

The origin of life: The conditions that sparked life on Earth

Artist's impression of the origin of life on Earth - Stock Image - G100/0001 - Science Photo Library

Natural environment - Wikipedia

Internal structure of Earth - Wikipedia

References, Origin and Evolution of Earth: Research Questions for a Changing Planet

Tree of life, Meaning, Symbol, Biology, Name, & Movie

The origin of life: The conditions that sparked life on Earth

Nine requirements for the origin of Earth's life: Not at the hydrothermal vent, but in a nuclear geyser system - ScienceDirect

Biosphere, Definition, Resources, Cycles, Examples, & Facts

Origin of Life on Earth

Nine requirements for the origin of Earth's life: Not at the hydrothermal vent, but in a nuclear geyser system - ScienceDirect