Physicians Scientists & Engineers for Healthy Energy
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Open Access
Peer Reviewed

Time Series EROI for Canadian Oil and Gas

15 Nov 2013
Alexandre Poisson and Charles A. S. Hall *

Study presents a calculation of the energy return on investment (EROI) of Canadian unconventional and conventional oil and gas and find a 63% increase in energy investment in the O&G sector overall over the last two decades. This increase in energy invested has increased energy production just 18%. EROI for the sector and for tar sands alone are estimated at 11.1 and 4.1 respectively.

Open Access
Peer Reviewed

Oil depletion and the energy efficiency of oil production: the case of California

12 Oct 2011
Brandt, AR

This study explores the impact of oil depletion on the energetic efficiency of oil. extraction and refining in California.

Peer Reviewed

The energy return on energy investment (EROI) of photovoltaics: Methodology and comparisons with fossil fuel lifecycles

Energy Policy
21 Mar 2012
Raugei M, P Fullana-i-Palmer, and V Fthenakis
A study on net energy from solar photovoltaic (PV) systems indicates the PV energy balance is similar to that of conventional fossil fuels.
Peer Reviewed

A New Long Term Assessment of Energy Return on Investment (EROI) for U.S. Oil and Gas Discovery and Production

14 Oct 2011
Guilford MC, CS Hall, P O’ Connor, and CJ Cleveland

This study tracks the net energy balance (i.e. energy produced after subtracting the energy consumed to produce it) of oil and gas development over the past 100 years.

Peer Reviewed

What is the Minimum EROI that a Sustainable Society Must Have?

23 Jan 2009
Hall CAS, S Balogh, and DJR Murphy
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