Fossil fuelsFossil fuels

Dagne MändojaDagne Mändoja

Talis TiirikTalis Tiirik

20092009

Fossil FuelsFossil Fuels

Oil Oil

GasGas

Coal Coal

CoalCoal, , oiloil and and gasgas are called "fossil are called "fossil fuels" -formed from fuels" -formed from the organic the organic remains of remains of prehistoric plants prehistoric plants and animals .and animals .

AdvantagesAdvantages

Very large amounts of electricity can be Very large amounts of electricity can be generated in one place using coal, fairly generated in one place using coal, fairly cheaply. cheaply.

Transportation is easy.Transportation is easy.

Gas-fired power stations are very efficient. Gas-fired power stations are very efficient.

Can be built almost anywhere.Can be built almost anywhere.

DisadvantagesDisadvantages

Burning fossil fuels causes Burning fossil fuels causes greenhouse effect'. greenhouse effect'.

Mining coal - difficult and dangerous. Mining coal - difficult and dangerous. Destroys large areas of the Destroys large areas of the landscape.landscape.

Renewable or not ?Renewable or not ?

Fossil fuels areFossil fuels are not not a renewable a renewable energy resources. energy resources. Once we've burned them all, there Once we've burned them all, there isn't any more. isn't any more.

That’s why we need recycling!That’s why we need recycling!

What is recycling?What is recycling?

RecyclingRecycling involves involves processing used processing used materials into new materials into new products . products .

Three key factors Three key factors when thinking when thinking about how to about how to recycle – RRR.recycle – RRR.

Where can you recycle? Where can you recycle?

Recycling banks- across Estonia ,that Recycling banks- across Estonia ,that can be used to recycle different can be used to recycle different materials.materials.

Location-streets,supermarkets,outside Location-streets,supermarkets,outside housing estates.housing estates.

Most recycling banks are emptied on a Most recycling banks are emptied on a regular basis .regular basis .

Why do we need it?Why do we need it?

To reduce the consumption of fresh raw To reduce the consumption of fresh raw materials, reduce energy usage, reduce air materials, reduce energy usage, reduce air pollution and water pollution.pollution and water pollution.

Interesting factsInteresting facts

1 recycled tin -television for 3 hours.1 recycled tin -television for 3 hours.

people would recycle more if it were people would recycle more if it were made easier. made easier.

Natural gas- formed about 100 Natural gas- formed about 100 million years ago. million years ago.

.

ReferencesReferences

http://www.recycling-guide.org.uk/http://www.recycling-guide.org.uk/facts.htmlfacts.html

http://en.wikipedia.org/wiki/Recyclinghttp://en.wikipedia.org/wiki/Recycling http://www.alliantenergykids.com/http://www.alliantenergykids.com/

stellent2/groups/public/documents/stellent2/groups/public/documents/pub/phk_eb_ng_001475.hcsppub/phk_eb_ng_001475.hcsp

http://www.darvill.clara.net/altenerg/http://www.darvill.clara.net/altenerg/fossil.htmfossil.htm

Thank you for Thank you for listening!listening!