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Projection of the Kardashev scale to 2040 based on data from the International Energy Agency World Energy Outlook. Kardashev presented for the first time a classification of civilizations according to the level of the rate of their energy consumption, or ability to harness power, in an article entitled Transmission of Information by Extraterrestrial Civilizations, published in 1964 first in ...
The European Union is a supranational union composed of 27 member states. The total English-speaking population of the European Union and the United Kingdom combined (2012) is 256,876,220 [1] (out of a total population of 500,000,000, [2] i.e. 51%) including 65,478,252 native speakers and 191,397,968 non-native speakers, and would be ranked 2nd if it were included.
However, no correlation was found between the incidence of gamma-ray bursts and cosmic rays, causing the authors to set upper limits as low as 3.4 × 10 −6 × erg·cm −2 on the flux of 1 GeV – 1 TeV cosmic rays from gamma-ray bursts.
The three factors that go into Honduras's HDI (an extended and healthy life, accessibility of knowledge and standard of living) have all improved since 1990 but still remain relatively low with life expectancy at birth being 73.3, expected years of schooling being 11.2 (mean of 6.2 years) and GNI per capita being $4,466 (2015). [9]
2 Fe 3+ + Ascorbate → 2 Fe 2+ + Dehydroascorbate 2 Fe 2+ + 2 H 2 O 2 → 2 Fe 3+ + 2 OH · + 2 OH − The relative importance of the antioxidant and pro-oxidant activities of antioxidants is an area of current research, but vitamin C, which exerts its effects as a vitamin by oxidizing polypeptides, appears to have a mostly antioxidant action ...