Definitions - v

Ventilation

Carbon Pollution refers to the human produce Co2 that is meant to be harming the environment.

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Vermicomposting

The process where worms feed slowly on decomposing materials (e.g. vegetable scraps) in a controlled environment to produce nutrient-rich soil.

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Vertical Axis Wind Turbine

This refers to using the wind to generate power, either directly in the form of mechanical energy (i.e. for pumping water) or via generators to produce electricity.

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Vertical-axis Wind Turbine

A wind turbine with the axis or main shaft mounted vertically, or perpendicular to the earth's surface. This type of turbine does not need to be turned to face the wind - the wind always blows across it. Types include Savonius and Darrius.

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Vicariance

The evolution of a new species from a group separated from the original species by a geographic barrier.

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Virga

The living place or "home" of a particular organism or biological community.

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Virgin Materials

Carbon Pollution refers to the human produce Co2 that is meant to be harming the environment.

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Virgin Paper

Virgin paper is paper that contains no recycled content and is made directly from the pulp of trees or, alternatively, cotton.

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Volatile Organic Compounds

Carbon Pollution refers to the human produce Co2 that is meant to be harming the environment.

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Voltage Drop

The voltage lost along a length of wire or a conductor due to the internal resistance of that conductor. The voltage drop is calculated using Ohms Law. 

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