A Financial Times article a couple of weeks back was saying that $1T of recent investment in shale oil and gas extraction will never se a profit - due to too low oil and gas prices. Guess what's going to happen next? MW
On 27 May 2014, at 07:02, Jan Steinman via EV wrote: >> From: Michael Ross [mailto:michael.e.r...@gmail.com] >> >> Can we really disregard the energy cost of all those other items making >> up the totla cost? > > No! It's a totally essential concept! > > I think the Hummer versus Prius example was probably contrived and skewed, > but the concept of energy cost accounting is something we don't do enough of > these days. > > For example, some energy cost analysis indicates that some shale oil costs as > much as $120/barrel to produce, although the market rate is only $100/barrel. > Some studies even suggest that some shale oil well use more energy than they > will ever produce. > > For more info, look into "emergy," a concept rigorously developed by Howard > (HT) Odum. > > :::: The more the work is left to nature, the greater the net yield but the > longer the time required... Thus sometimes the most apparently productive and > high-yielding sources of energy involve a lot of activity for little return, > while long-term investments, especially in naturally grown forests, provide > the greatest value for future generations. -- David Holmgren > :::: Jan Steinman, EcoReality Co-op :::: > _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)
