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| 01368nam 2200325zi 4500 |
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001 | 9.919469 |
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003 | CaOODSP |
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005 | 20230601074145 |
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006 | m o d f |
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007 | cr |n||||||||| |
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008 | 230125s1993 onca o f|0| 0 eng d |
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020 | |z0662197453 |
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040 | |aCaOODSP|beng|erda|cCaOODSP |
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043 | |an-cn--- |
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086 | 1 |aEn56-94/1992E-PDF |
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245 | 04|aThe ozone layer : |bwhat's going on up there? |
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250 | |aRevised |
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264 | 1|aOttawa : |bEnvironment Canada = Environnement Canada, |c1993. |
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300 | |a1 online resource (3 unnumbered pages) : |billustrations |
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336 | |atext|btxt|2rdacontent |
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337 | |acomputer|bc|2rdamedia |
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338 | |aonline resource|bcr|2rdacarrier |
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500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
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520 | |a"This fact sheet is one of a series of Environmental Citizenship "Snapshots" on atmospheric change. The objective of the series is to provide bias-balanced information and practical suggestions for taking action"--page [3]. |
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650 | 0|aOzone layer. |
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650 | 6|aCouche d'ozone. |
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710 | 1 |aCanada. |bEnvironment Canada, |eissuing body. |
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776 | 0#|tThe ozone layer: what's happening up there? |w(CaOODSP)9.644553 |
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856 | 40|qPDF|s1.82 MB|uhttps://publications.gc.ca/collections/collection_2023/eccc/En56-94-1992-eng.pdf |
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