Theses - Dept. of Earth, Atmospheric, and Planetary Sciences
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From research to resource piloting near-Earth asteroids Through the Valley of Death
(Massachusetts Institute of Technology, 2019)Can the resources of near-Earth asteroids be profitably mined? Near-Earth asteroids (NEAs) contain water, which can serve as a fuel in space, and platinum group metals, which are valuable on Earth. The presence of these ... -
Tropical stony corals host diverse microbial nitrogen dynamics
(Massachusetts Institute of Technology, 2019)Coral health hinges on an intricate relationship between the coral animal, photosynthetic algae of the family Symbiodiniaceae, and a microbial community of bacterial, archaeal, fungal, and viral associates collectively ... -
Molecular characterization and effect of diagenesis and maturation of melanin in the fossil record
(Massachusetts Institute of Technology, 2019)Despite the fact that melanin is a ubiquitous pigment found in bacteria, fungi, plants and animals, little is known about its chemical preservation and distribution in the fossil record. Melanins are polymeric phenolic ...
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