Syns vi - finns vi !?
A couple of hundred years ago half of the earth's surface was covered by forest. Today, only half remains and every year an area the size of Nepal is disappearing. Deforestation, together with the burning of fossil fuels, is also one of the reasons for the increasing greenhouse effect. Another relat...
| Main Authors: | , |
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| Format: | Otro |
| Language: | Swedish Swedish |
| Published: |
2005
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| Subjects: | |
| Online Access: | https://stud.epsilon.slu.se/11550/ |