Terra Sapiens: The Human Chapter in the History of the Earth

Explore a thought-provoking lecture on humanity's place in Earth's geological history. Delve into the concept of the Anthropocene, examining our species' impact on the planet in comparison to previous eras and changes observed on other celestial bodies. Gain insights into the current geological epoch, its implications for intelligent life in the universe, and the future of human civilization. Learn about key events in Earth's history, including the origins of life, the Great Oxygenation Event, and the Cambrian Explosion. Consider the challenges and possibilities of the 21st century, including intentional global changes, terraforming Mars, and the potential for technological advancements to shape our future. Engage with debates surrounding the definition of the Anthropocene and reflect on the role of science in understanding our place in the cosmos.

Introduction
The Anthropocene
Gravitational Acclimation
Nightside Lights
Curious AntiAcceleration
Summary
Origins of Life
Great Oxygenation
Paleozoic Snowball Earth
Human Qualities
Igneous Provinces
Planetary Changes
Inadvertent Changes
Atmospheric CO2
Ozone Hole
Intentional Global Change
Terraforming Mars
Anthropocene
Terminator
Cambrian Explosion
The 21st Century bottleneck
The bottleneck of convergence
Technology and longevity
Bifurcation
Zombie Apocalypse
Mars Was Too Hot
Quasi Immortality
The Drake Equation
The Debates
Natural vs Artifact
What is the Anthropocene
The Great Demotions
The Point of Science
Kathleen Dean