Showing 841 - 860 results of 5,282 for search 'MEDIO AMBIENTE*', query time: 0.23s Refine Results
  1. 841

    Conference on Productivity and conservation in northern circumpolar land /

    Published 1970
    Book
  2. 842

    Intergovernmental Conference on Environmental Education /

    Published 1977
    Conference Proceeding Book
  3. 843

    Desarrollo y calidad ambiental / by Ares, Jorge

    Published 1980
    Book
  4. 844

    Urban environmental problems; a graduate interdisciplinary seminar / by Pyatt, Edwin E.

    Published 1967
    Book
  5. 845
  6. 846

    NOTICIAS DEL PNUMA

    Published 1987
    Get full text
    Serial
  7. 847
  8. 848

    La atmósfera: acción mundial compartida para su protección. by Obasi, G.O.P

    Article
  9. 849
  10. 850

    Hacia la creación de un sistema jurídico ambiental en la Argentina. by Zeballos de Sisto, María Cristina

    Book Chapter
  11. 851

    Degradación del ecosistema en el lago Xolotlan, Nicaragua. by Montenegro Guillén, Salvador

    Book Chapter
  12. 852

    Nuestro planeta /

    Published 1994
    Book
  13. 853

    Environmental education and training / by Luti Herbera, Ricardo Natalio, 1924-2010

    Published 1974
    Book
  14. 854

    Narrador de prodigios / by Polanco Jaime, Edith

    Published 1997
    Book
  15. 855

    QUIVERA.

    Serial
  16. 856

    Ecodinámica / by Tricart, Jean

    Published 1977
    Book
  17. 857

    La Sierra Mahoma / by Chebataroff, Jorge

    Published 1944
    Book
  18. 858

    Formar para crecer / by Lafaye, Hugo Enrique

    Published 2002
    Book
  19. 859

    La naturaleza como problema histórico : el medio, la cultura y la expansión de Europa / by Arnold, David, 1946-

    Published 2000
    Book
  20. 860

    La naturaleza y nosotros : el problema ambiental / by Reboratti, Carlos

    Published 2006
    Book