Glossary

Bacteria - Typically one-celled microorganisms which have no clorophyll, multiply and can only be seen through a microscope.
<= Back to the Referring Page

Clorophyll - A pigment which makes plant leaves turn green.
<= Back to the Referring Page

Composting - Mixing of decomposed vegetables, manure, etc. for fertilizing the soil.
<= Back to the Referring Page

Conservation - Caring for natural resources and protecting them from loss.
<= Back to the Referring Page

Ecosystem - Each part contributes to and effects the lives of the other parts.
<= Back to the Referring Page

Environment - The conditions, circumstances, and influences in the surrounding area.
<= Back to the Referring Page

Erodes - Gradually wears away or disintegrates.
<= Back to the Referring Page

Erosion - To wear away or disintegrate gradually. Soil erosion can be prevented by planting trees.
<= Back to the Referring Page

Extinct - Having died out, no longer in existence.
<= Back to the Referring Page

Finite - Having measurable or definable limits which cannot be exceeded.
<= Back to the Referring Page

Generator - A machine for changing mechanical (kinetic) energy into electrical energy.
<= Back to the Referring Page

Glaciers - Large masses of ice in an area where the rate of snow falling is faster than the rate of snow melting.
<= Back to the Referring Page

Habitat - The native environment in which a certain plant or animal naturally grows or lives.
<= Back to the Referring Page

Herbicides - Any substance used to kill plants, especially weeds.
<= Back to the Referring Page

Hydroelectric - Producing, or having to do with the production of, electricity by water power.
<= Back to the Referring Page

Hydrologist - An expert in the area of water science.
<= Back to the Referring Page

Industry - Any branch of trade, business, production, or manufacture: as, the paper industry.
<= Back to the Referring Page

Irrigation - The process of supplying an area of land with water.
<= Back to the Referring Page

Kinetic - Of or resulting from motion. Kinetic energy is energy which results from motion.
<= Back to the Referring Page

Microorganisms - Any microscopic animal or vegetable organism; especially any of the bacteria.
<= Back to the Referring Page

Native - Belonging to a locality by birth, production, or growth.
<= Back to the Referring Page

Nitrogen - A colorless, tasteless, odorless gaseous, chemical element forming nearly four-fifths of the atmosphere.
<= Back to the Referring Page

Pesticides - Any chemicals used for killing pests, weeds, etc.
<= Back to the Referring Page

Phosphorus - A non-metallic chemical element that is poisonous and unites easily with oxygen so that it ignites spontaneously at room temperature.
<= Back to the Referring Page

Photosynthesis - The formation of carbohydrates by clorophyll-containing plants exposed to sunlight.
<= Back to the Referring Page

Potassium - A soft, silver-white, waxlike metallic chemical element that oxidizes rapidly when exposed to air.
<= Back to the Referring Page

Sediment - Any matter that settles to the bottom of a liquid (lake, river, stream).
<= Back to the Referring Page

Species - A single, distinct kind of animal or plant having certain distinguishing characteristics.
<= Back to the Referring Page

Turbines - Engines or motors driven by the pressure of water against the curved vanes of a wheel or set of wheels.
<= Back to the Referring Page

Watershed - A ridge or area of highland dividing the areas drained by a river.
<= Back to the Referring Page

Wetlands - Swamps or marshes, sometimes an area especially preserved for wildlife.
<= Back to the Referring Page