LIBROS DEL AUTOR: paul owieland pe

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  • Crossing the Threshold
    Paul O. Wieland Pe / Paul OWieland Pe
    Ensuring a Sustainable World We are on the cusp of a 21st century Age of Discovery - about the Earth, about the solar system, about ourselves and our place in the cosmos - with new opportunities to address age-old challenges, as well as to meet emerging ones. While advancing into space is not the answer to these challenges, it can be a significant and vital part of an answer, ...
    Disponible

    14,57 €