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  • Discovering Keystone Species

    Discovering Keystone Species

    Posters

    This classroom poster illustrates Robert Paine’s pioneering experiment that demonstrated the importance of top-down regulation of ecological communities by predators and led to his coining of the term keystone species.

  • Fungus-Cultivating Termites of the African Savanna — Ecosystem Engineers

    Fungus-Cultivating Termites of the African Savanna — Ecosystem Engineers

    Posters

    The poster for the 2015 Holiday Lectures on Science, Patterns and Processes in Ecology, illustrates how termites enhance the productivity and stability of African savanna ecosystems.

  • The Making of Mass Extinctions

    The Making of Mass Extinctions

    Posters

    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

    Posters

    The poster supporting the 2014 Holiday Lectures, Biodiversity in the Age of Humans, illustrates many ways that humans are affecting the earth.

  • Poster: Winogradsky Column—Microbial Evolution in a Bottle

    Poster: Winogradsky Column—Microbial Evolution in a Bottle

    Posters

    A poster from the 2012 Holiday Lectures on Science, Changing Planet: Past, Present, Future. It shows the different organisms and metabolic diversity that results in a miniature model called a Winogradsky column.

  • Foraminifera—Earth's Microscopic Recordkeepers

    Foraminifera—Earth's Microscopic Recordkeepers

    Posters

    A poster from the 2012 Holiday Lectures on Science, Changing Planet: Past, Present, Future. It details the importance of foraminifera, known as "forams" for short, in discovering significant changes in Earth's past. 

  • Human Evolution Within the Tree of Life

    Human Evolution Within the Tree of Life

    Posters

    The poster from the 2011 Holiday Lectures on Science, Bones, Stones and Genes: The Origin of Modern Humans. It provides a unique look at the classic "tree of life" and features a timeline of various hominid fossils and their stone tool usage.

  • Viral Diversity

    Viral Diversity

    Posters

    The poster from the 2010 Holiday Lectures, Viral Outbreak: The Science of Emerging Disease, illustrating the size, geometry, and different classifications of viruses.