Showing 161 - 180 results of 673 for search '"fossil fuels"', query time: 0.18s Refine Results
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    Trabajo de grado de pregrado
    Published in 2017
    Repositorio Séneca: repositorio Uniandes

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    Part of book
    Repositorio Biblioteca Digital Universidad Externado de Colombia

    ...Natural gas is an energy source among fossil fuels (oil, coal and natural gas) with less impact...
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    Trabajo de grado de pregrado
    Repositorio Repositorio UCC

    ... biomass as raw material, emerges as a promising alternative to replace fossil fuels and to avoid...
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    Article of journal
    Repositorio Universidad Nacional de Colombia

    ... they are cheaper and less contaminant of the environment than the currently used, non-renewable fossil fuels. Due...
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    Trabajo de grado de pregrado
    Published in 2023
    Repositorio Repositorio UAN

    ... that is generated in the natural environment, as well as the dependence on fossil fuels....
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