Shale-gas Clipart:


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Petroleum drilling in land

by vok
2015-05-01

Petroleum drilling in land 2921

 
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3
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flaming sink

by Last-Dino
2013-09-06

flaming sink 1944

 
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1
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What is fracking ?

by mauriceg
2012-05-25

What is fracking ? 2675

 
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1
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Frackingonecointwosides

by mauriceg
2012-05-19

Frackingonecointwosides 2106

 
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0
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No fracking

by dominiquechappard
2012-04-30

No fracking 4061

 
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1
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No fracking

by dominiquechappard
2012-04-30

No fracking 4174

 
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1
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No fracking

by dominiquechappard
2012-04-29

No fracking 6829

 
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1
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No fracking

by dominiquechappard
2012-04-23

No fracking 5293

 
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1
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Warning shale gas

by dominiquechappard
2012-04-18

Warning shale gas 4466

 
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1
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No shale gas

by dominiquechappard
2012-04-14

No shale gas 3931

 
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1
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No shale gas

by dominiquechappard
2012-04-14

No shale gas 4687

 
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1
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No shale gas

by dominiquechappard
2012-04-14

No shale gas 3932

 
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3
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Derrick

by dominiquechappard
2012-04-14

Derrick 3810

 
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4