1.1 billion years ago, focusing on key geological and biological developments. It will discuss the formation of supercontinents, significant shifts in the Earth’s climate, and the emergence of early life forms, including multicellular organisms. The content aims to provide a comprehensive overview of this era, making it accessible for readers interested in Earth sciences, paleontology, and evolutionary biology.

The main keyword, “What happened 1.1 billion years ago,” addresses the search intent of users looking for historical information about Earth’s past. The article offers informative insights, backed by scientific research, that can enhance a webmaster’s site by attracting traffic from those curious about ancient Earth history. This content is suitable for educational websites, science blogs, or platforms focused on geology and evolution, providing valuable knowledge to engage and inform readers.