Geological activity on a planet is the result of a hot interior.
Is it true that geological activity on a planet is the result of a hot interior?
Yes. Geological activity such as volcanism and tectonics on terrestrial planets is driven by internal thermal energy, specifically from a hot interior, core heat, and mantle convection.
Verdict: SUPPORTED · 10 sources for, 0 against · Last checked
The provided literature extensively covers mantle convection, internal radiogenic heating, core-mantle thermal evolution, and plumes as the driving mechanisms for planetary volcanism and tectonics. All relevant papers support the premise that geological activity is powered by a hot planetary interior.
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Jang, M. & So, B. (2023). Can mantle convection by distant rifting induce intraplate volcanism?. doi.org. https://doi.org/10.5194/egusphere-egu23-14630
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Liu, X. (2026). Thermal links between crustal radiogenic heating and peraluminous granites: a case study in Wuyi terrain, southeastern China. doi.org. https://doi.org/10.5194/egusphere-egu26-4641
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Schmidt, J. M. & Noack, L. (2022). Applying locally calculated partition coefficients for radiogenic heat sources and volatiles to interior evolution models of terrestrial planets. doi.org. https://doi.org/10.5194/egusphere-egu22-5850
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Uh, K., Kameyama, M., Nishiyama, G., Miyagoshi, T., & Ogawa, M. (2024). Resurgence of Lunar Volcanism: Role of Localized Radioactive Enrichment in a Numerical Model of Magmatism and Mantle Convection. arxiv.org. https://doi.org/10.48550/arXiv.2407.07505
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U, K., Kameyama, M., & Ogawa, M. (2023). The volcanic and radial expansion/contraction history of the Moon simulated by numerical models of magmatism in the convective mantle. arxiv.org. https://doi.org/10.48550/arXiv.2303.16517
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Tian, J., Tackley, P. J., & Lourenço, D. L. (2023). The Tectonics and Volcanism of Venus: New Modes Facilitated by Realistic Crustal Rheology and Intrusive Magmatism. arxiv.org. https://doi.org/10.1016/j.icarus.2023.115539
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Romeo, I., Diaz, A. J., Elicabe, M. M., Gonzalez, I. E., Hahn, R. M., Byrne, P. K., Kirby, J. F., Lozano, J. A., & Ruiz, J. (2025). A heterogeneous lithosphere on Venus. arxiv.org. https://doi.org/10.1016/j.epsl.2026.120275
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Lherm, V., Nakajima, M., & Blackman, E. G. (2024). Thermal and magnetic evolution of an Earth-like planet with a basal magma ocean. arxiv.org. https://doi.org/10.48550/arXiv.2409.06031
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Plesa, A. -., Tosi, N., & Breuer, D. (2014). Can a fractionally crystallized magma ocean explain the thermo-chemical evolution of Mars?. arxiv.org. https://doi.org/10.1016/j.epsl.2014.06.034
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Ferrick, A. L. & Korenaga, J. (2023). Generalizing scaling laws for mantle convection with mixed heating. arxiv.org. https://doi.org/10.1029/2023JB026398
What does the evidence say?
The provided literature extensively covers mantle convection, internal radiogenic heating, core-mantle thermal evolution, and plumes as the driving mechanisms for planetary volcanism and tectonics. All relevant papers support the premise that geological activity is powered by a hot planetary interior.
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