No shale gas exploitation vector sign

No shale gas exploitation vector sign

Description

Vector image of a sign symbolizing no shale gas exploitation. Color graphics of a prohibition sign of underground gas exploitation.

Categories

Signs&Symbols

License

Public domain

Specs

0.02 MB

2014-07-29

764

Source

Openclipart

Tags

clip art clipart ecology forbidden fracking no fracking no shale gas oil pollution prohibited road sign shale gas stop fracking water natural exploitation digging openclipart