Peridinium

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algae. Lake Erie. Dead fish in harmful algal bloom along the southeast Lake Erie shore of Pelee Island, Ontario, Canada, 5 miles north of the international line Aug. 19, 2011. Toxic algae blooms, drinking water, 4th largest of 5 Great Lakes

Harmful Algal Blooms

Army of deadly Microbes

Meet the Microbes: 5 Tiny Protozoans and Algae

Discover

Statue of Nostradamus

Nostradamus and His Prophecies

A Factory Interior, watercolor, pen and gray ink, graphite, and white goache on wove paper by unknown artist, c. 1871-91; in the Yale Center for British Art. Industrial Revolution England

Inventors and Inventions of the Industrial Revolution

World Data Locator Map: Australia

Is Australia an Island?

Queen Elizabeth II addresses at opening of Parliament. (Date unknown on photo, but may be 1958, the first time the opening of Parliament was filmed.)

All 119 References in “We Didn’t Start the Fire,” Explained

Russian grand duchess Anastasia; undated photograph. (Anastasiya Nikolayevna, Tsar Nicholas II)

Did Duchess Anastasia Survive Her Family’s Execution?

Flags of the countries of the world (flagpoles).

How Many Countries Are There in the World?

New Zealand. Political/Physical map. Includes locator.

Where Is “Old Zealand”?

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dinoflagellate Noctiluca Gymnodinium Ceratium Gonyaulax