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  • Understanding Global Change

    Understanding Global Change

    Click & Learn

    This interactive tool allows students and educators to build models that explain how the Earth system works and how it is affected by human activities and nonhuman phenomena.

  • BiomeViewer

    BiomeViewer

    Click & Learn

    An interactive to explore biomes, climate, biodiversity, and human impacts across the globe.

  • EarthViewer

    EarthViewer

    Click & Learn

    Download the accompanying student worksheet under "Downloads." What did Earth look like 250 million years ago? Or 1 billion years ago? Or 4.5 billion years ago? EarthViewer is an interactive tool that allows you to explore the science of Earth's deep history.

  • Mass Extinctions Interactive

    Mass Extinctions Interactive

    Click & Learn

    Discover the environmental factors that caused the five big mass extinctions in Earth’s history and which species they impacted.

  • The Anthropocene: Human Impact on the Environment

    The Anthropocene: Human Impact on the Environment

    Click & Learn

    Explore key human impacts on the environment and how they have affected Earth’s landscape, ocean, atmosphere, and biodiversity with this engaging interactive. 

  • Great Transitions Interactive

    Great Transitions Interactive

    Click & Learn

    The fossils of transitional creatures were key evidence for Darwin’s evolutionary theory, but none had been found when he published On the Origin of Species. Now, there are many examples of such fossils, which clearly show that big evolutionary leaps consist of many smaller steps.

  • Geological History of Oxygen

    Geological History of Oxygen

    Click & Learn

    Explore the changes in oxygen levels throughout Earth’s history and discover their impact on life.

  • Paleoclimate: A History of Change

    Paleoclimate: A History of Change

    Click & Learn

    Earth's climate is a complex system controlled by many factors. This Click and Learn will examine the two most important factors: solar radiation and the composition of Earth's atmosphere. Worksheet available in Spanish.

  • Deep History of Life on Earth

    Deep History of Life on Earth

    Click & Learn

    The record of life on Earth stretches over 3 billion years. Deep time and Earth history are keys to understanding the present.