GEO GIRL Courses

Types of Clays - Composition, Structure, and Bonding of Clay Minerals

Comprehensive exploration of clay types, formation, structure, and classification, covering phyllosilicate and oxide clays, their mineral composition, and geological significance, including extraterrestrial occurrences.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

What Is Carbon Sequestration, Why Is It Important, and How Does It Work? - GEO GIRL

Explore carbon sequestration's importance in mitigating climate change, focusing on soil health, regenerative farming, and long-term storage methods like mineral weathering. Learn how to contribute to carbon reduction efforts.

• YouTube
• 20 minutes
• Self-Paced
• Free Video

Earth’s Age - How We Know Earth is 4.55 Billion Years Old

Comprehensive exploration of Earth's age determination, covering relative and absolute dating methods, historical estimates, radiometric dating, and evidence supporting the 4.55 billion-year age of our planet.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Paterae- Io’s Most Common Volcanic Feature- Surprisingly Different Than Earth Volcanism - GEO GIRL

Explore Io's unique volcanic features, paterae, and their formation, distribution, and composition. Learn about the differences between Io's volcanism and Earth's, and current hypotheses on lava lakes.

• YouTube
• 23 minutes
• Self-Paced
• Free Video

Io's Lava Composition and Potential for a Magma Ocean - GEO GIRL

Explore Io's volcanic activity, lava composition, and potential magma ocean. Discover how surface analysis provides insights into the moon's interior structure and formation history.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

Marine Life in Triassic and Jurassic - Why Life Recovered Slowly After Permian Extinction

Explore marine life evolution from Triassic to Jurassic, including mass extinctions, slow recovery, and the rise of new species. Learn about sea monsters, modernized fish, and changing reef ecosystems.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

How to Identify Igneous Rocks in Thin Section and Hand Sample - GEO GIRL

Learn to identify igneous rocks in hand samples and thin sections. Explore characteristics of various rock types, from basalt to tuff, and understand their formation processes and mineral compositions.

• YouTube
• 31 minutes
• Self-Paced
• Free Video

Geology of the Carboniferous and Permian - 360-252 Million Years Ago

Explore the formation of Pangea, major geological events, and climate changes during the Carboniferous and Permian periods, including mountain building, glaciations, and the development of coal swamps.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

Europa's Core, Mantle, and Water Shell - What We Know and How We Know It

Explore Europa's interior structure, formation, and evidence for a liquid ocean through gravity science, geology, and magnetic field data. Learn about ongoing research and future missions.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

Life in the Cambrian and Ordovician - GEO GIRL

Explore the fascinating evolution of early Paleozoic life, from Cambrian burrowers to Ordovician predators, and discover key events shaping Earth's biodiversity 542-444 million years ago.

• YouTube
• 27 minutes
• Self-Paced
• Free Video

Anaerobe to Aerobe - How Oxygen Changed Life on Earth Forever

Explore Earth's early life, oxygen's impact on metabolism, and the Great Oxidation Event. Learn how oxygen shaped evolution, caused mass extinctions, and ultimately enabled complex life forms.

• YouTube
• 25 minutes
• Self-Paced
• Free Video

Cambrian Explosion - More Like Precambrian Explosion and Cambrian Skeletonization

Explores the Cambrian Explosion, challenging its name and timing. Discusses Ediacaran fauna, early animal evolution, mass extinctions, and factors contributing to increased diversity and complexity in Pre- and Early Cambrian life.

• YouTube
• 29 minutes
• Self-Paced
• Free Video

Neogene Life and Human Evolution from Early Apes to Australopithecus to Homo

Explore Neogene life and human evolution, from early apes to Australopithecus and Homo. Learn about key evolutionary events, environmental changes, and the development of human traits like bipedalism and tool use.

• YouTube
• 23 minutes
• Self-Paced
• Free Video

When Life Moved to Land and the Disastrous Consequences

Explore the evolutionary journey of life from sea to land, its climatic impacts, and the resulting mass extinctions. Learn about key transitions in Earth's history and their far-reaching consequences.

• YouTube
• 24 minutes
• Self-Paced
• Free Video

Metamorphism of Pure vs Impure Carbonates - Marbles vs Calc-Silicates

Explore the metamorphism of carbonates, from pure marbles to complex calc-silicates. Learn about mineral transitions, formation sequences, and the influence of pressure, temperature, and CO2 on metamorphic processes.

• YouTube
• 22 minutes
• Self-Paced
• Free Video