تهتك طبقة الأوزون وأثره على البيئة
The Ozone depletion is a slow and steady decline of Ozone in Earth's stratosphere (approximately 4% per decade) and the ozone hole is a much larger decrease in stratospheric ozone over Earth's polar regions during the spring season (over 50% of the lower stratospheric ozone is destroyed du...
| Main Authors: | , |
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| Format: | Thesis |
| Language: | unknown |
| Published: |
2008
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| Subjects: | |
| Online Access: | http://dspace.iua.edu.sd/handle/123456789/7429 |