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Jephte Jean- Charles. History  In the past the most common use for wood was heating and cooking.  Structures were built to seize the fire called hearths.

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Presentation on theme: "Jephte Jean- Charles. History  In the past the most common use for wood was heating and cooking.  Structures were built to seize the fire called hearths."— Presentation transcript:

1 Jephte Jean- Charles

2 History  In the past the most common use for wood was heating and cooking.  Structures were built to seize the fire called hearths.  People used this form of fuel to warm up there cabins during brutal winters.  This technique is still in use throughout the globe.

3 Cons  Rainforests once covered 14% of Earth’s surface.  Now only 9% is covered  The remaining of it may be eradicated in 40 years.  Nearly half of the world’s species of plants, animals and microorganisms will be destroyed do to deforestation.  Storage problems because wood creates greater bulk per unit.

4 Pros  Wood is the most easily available form of fuel.  Easy to acquire  Campfire, stove, fireplace etc.  Its renewable  Its considered “carbon neutral”  Or a net zero carbon footprint.  If dry can burn easily.

5 Consumption  Consumption has increased 64 percent since 1961.  More than half of 3.4 billion cubic meters of wood consumed annually is burned for fuel, the rest is used for;  Construction, paper and variety of other wood products.  Demand for lumber and pulp expected to rise.  between 20%-40% by 2010.

6 Consumption

7 References  http://extension.missouri.edu/publications/Di splayPub.aspx?P=G5450#burns http://extension.missouri.edu/publications/Di splayPub.aspx?P=G5450#burns  http://www.rain-tree.com/facts.htm http://www.rain-tree.com/facts.htm  http://earthtrends.wri.org/datatables/index.p hp?theme=6 http://earthtrends.wri.org/datatables/index.p hp?theme=6


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