User talk:117.195.98.139
Add topicFebruary 2013
[change source]
Welcome to Wikipedia. Everyone is welcome to make useful changes to Wikipedia. However, at least one of your changes, such as the one you made to "Air pollution", did not appear to be useful and has been automatically reverted by GoblinBot4. If you want to try out changing Wikipedia to learn more about how it works, please use the sandbox. Thank you.
Bad warning? Please report it here then remove this warning. --GoblinBot4 (talk) 16:01, 17 February 2013 (UTC)
Please do not make unhelpful changes to Wikipedia, like you did to Air pollution. The changes you made seem to be vandalism and have been reverted or removed. If you want to try changing Wikipedia to learn more about how it works, please use the sandbox. Thank you. Mark91it's my world 16:03, 17 February 2013 (UTC)
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