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Gamze Ş ALVARLILAR EFFECTS OF OVERCONSUMPTION ON ECOLOGY.

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Presentation on theme: "Gamze Ş ALVARLILAR EFFECTS OF OVERCONSUMPTION ON ECOLOGY."— Presentation transcript:

1 Gamze Ş ALVARLILAR EFFECTS OF OVERCONSUMPTION ON ECOLOGY

2 OUTLINE: Introduction Planets Carrying Capacity Deforestation Biodiversity Loss Conclusion

3 What is Ecology? The study of how organisms interact within their environment. Interdependancy of Ecolgy: The interaction of both living and nonliving organisms effects the ecology.

4 Planet’s Carrying Capacity : the carrying capacity of earth is the number of organism that can live on earth without destroying. Depends on; Use of Resources Living Standards Technology Population Etc.

5 http://www.google.com/imgres?q=planets+carrying+ca pacity&

6 Deforestation: Deforestation implies the long-term or permanent loss of forest cover and its transformation into another land use.

7 Importance of Forests Climatic Conditions Soil Shelter for Wild-life Carbon Dioxide Level

8 Cont’d WWF: Over the past 50 years half of world’s forests lost.

9 Biodiversity : Biological diversity is the variety and variability among living organisms and the ecological complexes in which they occur. Biodiversity comprises ecological, organismal and genetic components.

10 Types of Biodiversity : Genetic Diversity Species Diversity Ecosystem Diversity

11 Biodiversity Loss: It occurred in the 20 th century at a rate that was a thousand times higher than the average rate during the preceding 65 million years. Effects the ecosystem Climatic Changes Extinction Degradation of Sources Etc.

12 Animals Under Threat of Extinction: Polar Bear Bengal Tiger Siberian Tiger Amur Leopard African Penguins Giant Panda

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14 REFERANCE LIST: http://dieoff.org/page112.htm http://www.bcca.org/ief/sustapedia/spcapacity.htm http://www.globalchange.umich.edu/globalchange2/curre nt/lectures/deforest/deforest.html http://www.globalchange.umich.edu/globalchange2/curre nt/lectures/deforest/deforest.html http://biodiversity.ca.gov/Biodiversity/biodiv_def2.html http://www.globalissues.org/article/171/loss-of- biodiversity-and-extinctions

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