1. Run-on Sentences

2. Run-on Sentences
A run-on sentence error occurs when 2 independent clauses are put together without any punctuation or connectors.
Engineering feats have propelled mankind forward they may also have caused a huge divide between the developed and the developing countries.x
eg1471/jc/dec2008

3. Run-on Sentences
A run-on sentence error occurs when 2 independent clauses are put together without any punctuation or connectors.
Engineering feats have propelled mankind forward. They may also have caused a huge divide between the developed and the developing countries.
Engineering feats have propelled mankind forward; they may also have caused a huge divide between the developed and the developing countries.
eg1471/jc/dec2008

4. Run-on Sentences and Comma Splice
A comma used by itself to separate 2 independent clauses becomes a comma splice error. A conjunction is added to avoid this type of error.
Engineering feats have propelled mankind forward, but they may also have caused a huge divide between the developed and the developing countries.
eg1471/jc/dec2008

5. Run-on Sentences and Comma Splice
A run-on sentence or a comma splice error can also be corrected by using a transition with a a period or semicolon at the end of the previous independent clause.
Engineering feats have propelled mankind forward; however, they may also cause a huge divide between the developed and the developing countries.
eg1471/jc/dec2008

6. Identify the error and correct it.
Run-on sentence
Genetically modified food can solve food shortage in developing countries it poses some problems.
Genetically modified food can solve food shortage in developing countries. It poses some problems. (add a punctuation: it could be a period or a semicolon)
Genetically modified food can solve food shortage in developing countries although it poses some problems. (add a transition)
eg1471/jc/dec2008

7. Identify the error and correct it.
Comma splice error
Wind energy is clean energy, however it requires space.
Wind energy is clean energy; however, it requires space. (add a semicolon before the transition and a comma after it)
eg1471/jc/dec2008

8. Sources
Lane, A. and Lange, E. (1999). Writing Clearly: An Editing Guide (2nd ed.). Boston: Heinle and Heinle Publishers,
Oshima, A. and Hogue, A. (2006). Writing Academic English (4th ed.). New York: Pearson Education,
Raimes, A. (2006). Grammar Troublespots: A Guide for Student Writers (3rd ed.). New York: Cambridge University Press,
eg1471/jc/dec2008