Categories
-
Recent Posts
- Fantasyland 6. New Age, alternative medicine, and supernatural madness
- Fantasyland 5. Why Americans are so prone to believing in conspiracies
- Fantasyland 4. American churches go from crazy to insane and unhinged: 1800 to present
- 2016 Republican party platform: the most extreme ever
- The evolution of the Republican party from 1960 to 2012: from moderate to extreme
Recent Comments
- Tsar Nicholas on Fantasyland 5. Why Americans are so prone to believing in conspiracies
- Ken Barrows on The evolution of the Republican party from 1960 to 2012: from moderate to extreme
- Ken Barrows on Fantasyland Part 2. How America Went Haywire. A 500-Year History.
- Tim Groves on Who is Joe Arpaio? His Arizona women’s prisons are reminiscent of Nazi death camps
- Tsar Nicholas on Who is Joe Arpaio? His Arizona women’s prisons are reminiscent of Nazi death camps
Archives
- August 2018
- July 2018
- June 2018
- May 2018
- April 2018
- March 2018
- February 2018
- January 2018
- December 2017
- November 2017
- October 2017
- September 2017
- August 2017
- July 2017
- June 2017
- May 2017
- April 2017
- March 2017
- February 2017
- January 2017
- December 2016
- November 2016
- October 2016
- September 2016
- August 2016
- July 2016
- June 2016
- May 2016
- April 2016
- March 2016
- February 2016
- January 2016
- December 2015
- November 2015
- October 2015
- September 2015
- August 2015
- July 2015
- June 2015
- May 2015
- April 2015
- March 2015
- February 2015
- January 2015
- December 2014
- November 2014
- October 2014
- September 2014
- August 2014
- July 2014
- June 2014
- May 2014
- April 2014
- March 2014
- February 2014
- January 2014
- December 2013
- November 2013
- October 2013
- September 2013
- August 2013
- July 2013
- June 2013
- May 2013
- April 2013
- March 2013
- January 2013
- December 2012
- November 2012
- October 2012
- September 2012
- August 2012
- July 2012
- June 2012
- May 2012
- April 2012
- March 2012
- February 2012
- January 2012
- December 2011
- November 2011
- October 2011
- September 2011
- July 2011
- June 2011
- April 2011
- March 2011
- January 2011
- January 2010
Meta
Please follow & like us :)
Tag Archives: rare earth
Solar PV cells using rare elements unlikely to scale up enough to replace fossil fuels
[ Sunshine may be free, but the materials to make solar contraptions aren’t. Since sunshine arrives in a diluted form (2500 kWh/m2), vast expanses of solar photovoltaic panels will be needed to produce the world’s 15 Terawatts of power that … Continue reading
Posted in Alternative Energy Resources, Limits To Growth, Photovoltaic Solar, Rare Minerals
Tagged gallium, indium, photovoltaic, PV, rare earth, Ruthenium, solar, tellurium
Comments Off on Solar PV cells using rare elements unlikely to scale up enough to replace fossil fuels
Rare Earth Hypothesis: Why intelligent life is rare in the Universe
Wiki has an article about the Rare Earth Hypothesis, which argues that the origin of life and the evolution of biological complexity such as sexually reproducing, multicellular organisms on Earth (and, subsequently, human intelligence) required an improbable combination of astrophysical … Continue reading
Posted in Extinction
Tagged peter ward, rare earth
Comments Off on Rare Earth Hypothesis: Why intelligent life is rare in the Universe
China controls over 90% of rare earth mineral production
Michael Klare, in “The Race for what’s left” said the Chinese control up to 97% of the production of some of these minerals. Byron King in China’s Leg Up in the Rare Earths Market writes: “Basically, rare earths are exotic … Continue reading
Posted in Antecedents, Important Minerals, Rare Minerals
Tagged china, dysprosium, lanthanum, neodymium, rare earth, terbium
Comments Off on China controls over 90% of rare earth mineral production
John Gribbin, Astrophysicist. If we destroy ourselves, a grave injustice to the universe
Below are a few paragraphs from Hirshfeld’s excellent book review of: John Gribbin. 2011. Alone in the Universe: Why Our Planet Is Unique. Humans are a miracle of blood, bone, and brain, a volatile mixture of compassion and brutality … Continue reading
Posted in World's Best Scientists
Tagged extinction, john gribbin, rare earth
Comments Off on John Gribbin, Astrophysicist. If we destroy ourselves, a grave injustice to the universe
