Digitale Medien
[s.l.]
:
Nature Publishing Group
Nature
384 (1996), S. 222-223
ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] SIR — A ban on production of various chlorofluorocarbons (CFCs) and halons began in January 1996, as required by the Montreal Protocol on substances that deplete the ozone layer and subsequent amendments1. Continuous global monitoring now indicates that the total ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/384222a0
Permalink
|
Standort |
Signatur |
Erwartet |
Verfügbarkeit |