Acceleration and Propagation of Cosmic Rays in High-Metallicity Astrophysical Environments - Hardcoverby Ana Laura Mller (Author) Introduction. Astrophysical Context. Physics for High Energy Astrophysics. Superwinds of Starbursts: Large Scale Processes. Superwinds of Starbursts: Small Scale Processes. Back Jacket This thesis addresses the feasibility of the production of ultra high energy cosmic rays in starburst galaxies and active galactic nuclei. These astrophysical objects were theoretically proposed as candidate sources a long time ago.