this I think is a fun link... http://www.escapeartist.com/OREQ11/Cave_Houses.html
Wes~ "One of the MAJOR keys is efficiency, I see people with lights all over the > outside of their house lighting it up, that makes NO sense at all, burn baby > burn. > > Appliances and lights are not built to be efficient, houses are not built to > be efficient. > > We don't NEED to live in 4,000 square foot homes, we just WANT to." > > http://www.tumbleweedhouses.com/home.htm > Date: Tue, 30 Oct 2007 15:40:08 -0700 > From: speleoste...@tx.rr.com > To: r...@linenoise.net > CC: texascavers@texascavers.com; bmixon...@austin.rr.com > Subject: RE: [Texascavers] solar power > > I heard a NPR program about a company named Nano Solar. It's their stated > goal to have every roof and the walls of skyscrapers in the country serving > as solar collectors and feeding the electrical grid. They're serious and > taking the necessary steps. > > Bill > > ---- Rick <r...@linenoise.net> wrote: > > One of the MAJOR keys is efficiency, I see people with lights all over the > > outside of their house lighting it up, that makes NO sense at all, burn baby > > burn. > > > > Appliances and lights are not built to be efficient, houses are not built to > > be efficient. > > > > We don't NEED to live in 4,000 square foot homes, we just WANT to. > > > > http://www.tumbleweedhouses.com/home.htm > > > > If everyone in America lived in one of these with solar strapped to the > > roof, that 2X10^13 would drop quite a bit. > > > > Then look at multiple sources for energy, wind, solar, wave, breeder > > reactors - (breeders could make the much hyped pipe dream of the current > > tyrant.. er... I mean Bush administration "hydrogen economy" a reality) > > > > My next home may be one of these depending on where my job/future takes me > > as I'm already invested in a home. > > > > In the end, if you want to do no damage to the environment, stop having > > kids, the size of the human population has the biggest impact of all. > > > > -----Original Message----- > > From: Mixon Bill [mailto:bmixon...@austin.rr.com] > > Sent: Tuesday, October 30, 2007 3:16 PM > > To: Cavers Texas > > Subject: [Texascavers] solar power > > > > Well, let's see... > > The dry surface of the earth is about 350 million square kilometers. > > Average insolation (light power available at the surface, averaging > > over latitudes, day/night, etc.) is about 250 watts per square meter. > > This means the total available solar power on land would be about > > 10^17 watts. On 10 percent of the land at an efficiency of 25% one > > could get 2x10^15. Current world energy use by man is about 2x10^13 > > watts, so the answer is yes, but not by as large a factor as one > > might want. > > Whose 10 percent of the earth do you want to cover with solar > > cells? Or even figuring 0.1 percent of the area, which would give the > > current energy use, that would cost about a million billion dollars, > > making a very optimistic estimate that the whole electrical system > > (including storage for night and rainy days, etc.) could be built for > > $2000 a square meter. > > Donations invited.... -- Bill Mixon > > > > --------------------------------------------------------------------- > > Visit our website: http://texascavers.com > > To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com > > For additional commands, e-mail: texascavers-h...@texascavers.com > > > > > > --------------------------------------------------------------------- > > Visit our website: http://texascavers.com > > To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com > > For additional commands, e-mail: texascavers-h...@texascavers.com > > > > > --------------------------------------------------------------------- > Visit our website: http://texascavers.com > To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com > For additional commands, e-mail: texascavers-h...@texascavers.com > _________________________________________________________________ Peek-a-boo FREE Tricks & Treats for You! http://www.reallivemoms.com?ocid=TXT_TAGHM&loc=us
