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Diverse volcanism and crustal recycling on early Mars

Xiao, Long; Edwards, Christopher S.; Michalski, Joseph R. +2 more

The relatively well-preserved ancient crust of Mars provides a natural window into early planetary evolution not available on Earth due to sustained tectonic recycling and erosion on this planet. Mars has generally been considered a one-plate basaltic planet, though recent evidence suggests magmatic evolution resulting in felsic crust might have o…

The emerging archaeological record of Mars

Fairén, Alberto G.; Holcomb, Justin A.; O'Leary, Beth L. +2 more

Humans first reached Mars in 1971, initiating the record of human activity on the Red Planet. As planetary scientists plan for future planetary protection procedures for Mars, they should also consider the developing archaeological record on one of our nearest planets.