Tidal PowerTidal Power

Ray Mik and JoeRay Mik and Joe

Tidal PowerTidal Power::What is it?What is it?

A huge dam called a barrage is A huge dam called a barrage is built across a river. When the built across a river. When the tide goes in and out, the water tide goes in and out, the water flows through tunnels in the dam flows through tunnels in the dam which have turbines inside. which have turbines inside.

Another form of tidal power are giant Another form of tidal power are giant turbines underwater that look like turbines underwater that look like wind turbines. The tides flow and wind turbines. The tides flow and make the wings on the turbines spin make the wings on the turbines spin which cause electricity. which cause electricity.

http://http://www.swanturbines.co.ukwww.swanturbines.co.uk//

Pros/consPros/cons

1.1. Environmental: Environmental: con-restrict wild life from con-restrict wild life from migrating. Pro- doesn’t spill gas, oil or toxic migrating. Pro- doesn’t spill gas, oil or toxic liquids into ocean.liquids into ocean.

2.2. Cost: Cost: tidal energy projects using dams require tidal energy projects using dams require a stop and start process with the tides. Tidal a stop and start process with the tides. Tidal dams produce less than half the electricity of a dams produce less than half the electricity of a non dam tidal energy product.non dam tidal energy product.

Eventually the US is going to need to be more Eventually the US is going to need to be more dependant on domestic energy resources, and dependant on domestic energy resources, and this is a good one because it is domestic and we this is a good one because it is domestic and we have good access to it.have good access to it.

Cabin…..Cabin…..

OF THE….OF THE….

FUTURE! FUTURE!

Strawbale InsulationStrawbale Insulation

•Cheaper than regular insulationCheaper than regular insulation

•Has a high R value (r value is a Has a high R value (r value is a measure of thermal resistance used in measure of thermal resistance used in the building and construction industry)the building and construction industry)

•Relatively cheepRelatively cheep

CFL LightsCFL Lights

• Life span of cfl lights way longer than Life span of cfl lights way longer than regular lightsregular lights

• 60 watt 18 pack 3$ per bulb (slightly more 60 watt 18 pack 3$ per bulb (slightly more expensive)expensive)

• typical lifespan CFL of bulbs between typical lifespan CFL of bulbs between 6,000 and15,000 hours6,000 and15,000 hours

• Regular bulb life span between750 and Regular bulb life span between750 and 1,000 hours1,000 hours

Active Solar heatingActive Solar heating

• Big windows on the side of the houseBig windows on the side of the house

• Creates and captures heat by having the Creates and captures heat by having the sun come into the windows and heat up sun come into the windows and heat up water.water.

• This is a good way of capturing heat and This is a good way of capturing heat and also having a good view outsidealso having a good view outside

Solar panelsSolar panels

• Panels consist of solar cellsPanels consist of solar cells

• Panels can range from 10 to 300 wattsPanels can range from 10 to 300 watts

• Very good for environmentVery good for environment

• no toxic waste or pollution to create no toxic waste or pollution to create electricityelectricity

Rain barrelsRain barrels

1.1.Free waterFree water

2.2.Good for the environment, Good for the environment, not wasting waternot wasting water

3.3.Plants grow better with Plants grow better with rainwaterrainwater

4.4.Also conserving water Also conserving water because your not watering because your not watering the plants with new waterthe plants with new water