GEO GIRL Courses

Life on Europa - What Conditions Make Europa Habitable? - Astrobiology

1 review

Explore the habitability of Europa with GEO GIRL in this short lecture. Learn about the presence of water, bioessential elements, and energy on Europa, and the types of life that could exist there.

• YouTube
• 27 minutes
• On-Demand
• Free Online Course

Brachiopoda - Invertebrate Paleontology - GEO GIRL

1 review

Explore the invertebrate phylum of Brachiopods with GEO GIRL, covering lifestyle, reproduction, anatomy, morphology, classification, and evolution in less than an hour.

• YouTube
• 22 minutes
• On-Demand
• Free Online Course

The Major Causes of Mass Extinction Events in Earth History

1 review

Explore the top three causes of mass extinction events with GEO GIRL. Learn about global warming, CO2 increase, ocean acidification, and ocean anoxia in less than an hour.

• YouTube
• 25 minutes
• On-Demand
• Free Online Course

Mineral Weathering - How and Why Rocks Weather and How Microbes Drive Weathering

1 review

Explore mineral weathering, microbial and abiotic processes, and their impact on climate change in this short, engaging study by GEO GIRL.

• YouTube
• 35 minutes
• On-Demand
• Free Online Course

Crystal Habit, Mineral Color, Luster, Cleavage, Hardness, Density, Solubility - Mineralogy

1 review

Explore mineralogy with GEO GIRL in a concise video series. Learn about crystal habits, mineral color, luster, cleavage, hardness, and more in under an hour.

• YouTube
• 22 minutes
• On-Demand
• Free Online Course

Mass Extinction Events from the Precambrian to Mid-Paleozoic That Nobody Talks About

Explore lesser-known mass extinctions in Earth's history with GEO GIRL. This short, informative video covers events from the Precambrian to Mid-Paleozoic.

• YouTube
• 20 minutes
• On-Demand
• Free Online Course

Mass Extinction Causes Nobody Talks About - GEO GIRL

Explore lesser-known causes of mass extinctions with GEO GIRL in this short, engaging online material. Learn about global cooling, acid rain, ozone destruction, and more.

• YouTube
• 24 minutes
• On-Demand
• Free Online Course

Was Climate Change More Extreme on Precambrian Earth vs Post-Cambrian Earth?

Explore the extreme climate changes of Precambrian Earth and compare them to modern Earth in this short, engaging video by GEO GIRL.

• YouTube
• 21 minutes
• On-Demand
• Free Online Course

How Gemstones Form From Igneous & Metamorphic Processes - GEO GIRL

Explore the formation of gemstones with GEO GIRL in less than an hour. Learn about diamonds, rubies, sapphires, and more, their beautiful colors, and optical properties.

• YouTube
• 30 minutes
• On-Demand
• Free Online Course

Geologic Time and Dating Rocks Without Isotopes - Biostratigraphy and Lithostratigraphy

Learn about the construction of the geologic timescale, biostratigraphy, and lithostratigraphy in less than an hour with GEO GIRL. Understand how fossils and rock types help determine the age of sedimentary rocks.

• YouTube
• 28 minutes
• On-Demand
• Free Online Course

All the Types of Sand and Why There's So Many Colors - Geo Girl

Explore the diverse types and colors of sand, their sources, and uses in a less than 1-hour video by GEO GIRL. Learn about quartz, black, ooid, foraminifera, and even plastic sand.

• YouTube
• 24 minutes
• On-Demand
• Free Online Course

The "Boring Billion"- What Really Happened 1.8 to 0.8 Billion Years Ago?

Explore the 'Boring Billion' period (1.8 to 0.8 billion years ago) with GEO GIRL, delving into its geology, ocean chemistry, and life forms. Uncover the impact of major events on life's evolution.

• YouTube
• 28 minutes
• On-Demand
• Free Online Course

Everything You Could Ever Want to Know About Ice - GEO GIRL

Explore the fascinating world of ice with GEO GIRL. Learn about the 19+ types of ice, their properties, and their impact on life on Earth and beyond in under an hour.

• YouTube
• 25 minutes
• On-Demand
• Free Online Course

The Controversial Role of Oxygen in Animal Evolution and Diversification

Explore the role of oxygen in animal evolution with GEO GIRL in this short, engaging online study. Delve into the factors that may have triggered animal evolution around 600 million years ago.

• YouTube
• 22 minutes
• On-Demand
• Free Online Course

How Earth’s Crust Formed and Difference Between Tectonic Plates and Crust - GEO GIRL

Explore Earth's crust formation, differences between tectonic plates and crust, and the formation of supercontinents in this short, informative video by GEO GIRL.

• YouTube
• 20 minutes
• On-Demand
• Free Online Course