Earth's radiogenic heat fluxes over time. Reference: Arevalo Jr, R., McDonough, W. F., &amp; Luong, M. (2009). The K/U ratio of the silicate Earth: Insights into mantle composition, structure and thermal evolution. <a rel="nofollow" class="external text" href="https://dx.doi.org/10.1016/j.epsl.2008.12.023">Earth and Planetary Science Letters, 278(3), 361–369</a>.
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This file was derived from: <a href="//commons.wikimedia.org/wiki/File:Evolution_of_Earth%27s_radiogenic_heat.svg" title="File:Evolution of Earth's radiogenic heat.svg">Evolution of Earth's radiogenic heat.svg</a><br>