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211117s1990 dcua gr| ||||||eng d |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a 363.738.7
|b R432r
|2 23
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|a Research strategies for the U.S. Global Change Research Program /
|c Committee on Global Change (U.S National Comittee for the IGBP) of the Commission on Geosciences, Environment and Resources National Research Council.
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| 260 |
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|a Washington, D.C. :
|b National Academy Press,
|c 1990.
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| 300 |
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|a xi, 291 páginas :
|b ilustraciones en blanco y negro.
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| 650 |
0 |
7 |
|a GASES
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| 650 |
0 |
7 |
|a HUMO
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| 650 |
0 |
7 |
|a CONTAMINACION DEL AIRE
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| 650 |
0 |
7 |
|a POLITICA AMBIENTAL
|z ESTADOS UNIDOS
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| 650 |
0 |
7 |
|a CAMBIO AMBIENTAL GLOBAL
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| 710 |
2 |
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|a National Research Council (Estados Unidos)
|b Committee on Global Change
|e Autor/a
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| 900 |
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|a 2022-O
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| 916 |
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|a Centro Catalográfico
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| 949 |
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|a MEG -EMQ
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