'Red soil particles' presentation slideshows

1 st Plague: Nile River Turns to "Blood."

1 st Plague: Nile River Turns to "Blood." Common in the Nile Delta Region, especially in the summer when the water is nutrient rich, for the river to take on a red color from the red soil particles and red pigment that result from harmful algae growing in the water. (Highest levels in September)

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