The Global Water Crisis

Introduced Species

What Are Introduced Species? Introduced species are species that now live outside of their native range. These species are introduced to new areas–usually over previously inaccessible bodies of water–by human activity, either deliberately or accidentally. The Environmental Protection Agency defines introduced species as “species that […]

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The Global Water Crisis

DDT

What Is DDT? DDT, the abbreviation for dichlorodiphenyltrichloroethane, is a well-known chemical pesticide with a controversial history. The Properties of DDT DDT does not naturally occur. Instead, it must be chemically synthesized. Because DDT has caused so much controversy, it has been […]

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Water and the Environment

Xylem and Phloem

The xylem and phloem are the two kinds of tissues that transport water and other nutrients within plants. The xylem carries water up through the plant. The phloem transports nutrients, most notably glucose, down throughout the plant. Xylem and Phloem: The Xylem In Classical Greek, […]

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Health

What Is a Water Tower?

What Is a Water Tower: An Introduction We see water towers all of the time, yet many of us are unsure what exactly they do. Just what is a water tower, anyway? Put succinctly, a water tower is an elevated water storage […]

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