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juli 2021
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Deepwater Horizon fortsätter

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  • To Be Sustainable, Green Energy Must Generate Adequate Taxable Revenue 15 juli, 2021
    What allows any type of energy to be sustainable? I would argue that one of the requirements for sustainability is adequate production of taxable revenue. Company managements depend upon taxable revenue for many purposes, including funding new investments and paying dividends to shareholders. Governments depend upon taxable income to collect enough taxes to provide infrastructure […]
  • Was the fall of the Roman Empire due to plagues & climate change? 20 juli, 2021
    Preface. Harper (2017) shows the brutal effects of plagues and climate change on the Roman Empire. McConnell (2020) proposes that a huge volcanic eruption in Alaska was a factor in bringing the Roman Empire  and Cleopatra’s Egypt down. In addition, … Continue reading →

Peak sällsynta jordartsmetaller

Det är inte bara om olja som man pratar om en Peak, Ny teknik har en artikel om sällsynta jordartsmetaller, till dessa brukar räknas periodiska systemets grupp 3, skandium, yttrium och lantan samt de fjorton lantanoiderna. Brisen på dessa kan göra att drömmen om elbilar och hybridbilar kanske bara blir en dröm. 

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