fracking - Earth Sciences bibliographies - in Harvard style

In-text: (Q&A: What is fracking?, 2013)

Your Bibliography: BBC News. 2013. Q&A: What is fracking?. [online] Available at: <http://www.bbc.co.uk/news/uk-14432401> [Accessed 9 March 2015].

In-text: (What Goes In & Out of Hydraulic Fracking, 2015)

Your Bibliography: Dangers of Fracking. 2015. What Goes In & Out of Hydraulic Fracking. [online] Available at: <http://www.dangersoffracking.com/> [Accessed 7 March 2015].

In-text: (Explore Shale. Marcellus Shale Development, Geology and Water, 2014)

Your Bibliography: ExploreShale.org. 2014. Explore Shale. Marcellus Shale Development, Geology and Water. [online] Available at: <http://exploreshale.org/> [Accessed 7 March 2015].

In-text: (Fischetti, 2013)

Your Bibliography: Fischetti, M., 2013. Fracking and Tainted Drinking Water. Sci Am, 309(3), pp.21-21.

In-text: (Holloway and Rudd, 2013)

Your Bibliography: Holloway, M. and Rudd, O., 2013. Fracking: The Operations and Environmental Consequences of Hydraulic Fracturing . By Michael D. Holloway and Oliver Rudd. Energy Technology, 2(3), p.chapter 1.

In-text: (Howarth, Ingraffea and Engelder, 2011)

Your Bibliography: Howarth, R., Ingraffea, A. and Engelder, T., 2011. Natural gas: Should fracking stop?. Nature, 477(7364), pp.271-275.

In-text: (O’Sullivan and Paltsev, 2012)

Your Bibliography: O’Sullivan, F. and Paltsev, S., 2012. Shale gas production: potential versus actual greenhouse gas emissions. Environ. Res. Lett., 7(4), p.044030.

In-text: (Introduction - What is hydraulic fracturing? | What Is Fracking, 2015)

Your Bibliography: What Is Fracking?. 2015. Introduction - What is hydraulic fracturing? | What Is Fracking. [online] Available at: <http://www.what-is-fracking.com/what-is-hydraulic-fracturing/> [Accessed 7 March 2015].