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Nov
28
2009
Cold War shielded Eastern Europe from some exotic bird invasions
Discount viagra, The deep divide between Western and Eastern Europe during the Cold War, along with other economic and political developments, had a significant effect on exotic bird introductions into each bloc, scientists say.
During the war, Western Europe saw a spike in introductions of exotic birds from other parts of the world such as North America and Africa, the team reports in Biological Conservation. Viagra kopen, The Eastern bloc, on the other hand, billige viagra Apotheke, Generic viagra, had exotic bird species arriving mainly from European countries. Seventy species of exotic birds have taken root in Western Europe, ordering viagra overnight delivery, New Jersey NJ N.J. , the researchers estimate, while 12 species have established themselves in Eastern Europe.
The differences can be explained by political and socio-economic trends, comprare viagra, Cheap viagra no prescription, the team says. Western Europe traded heavily with North America during the war and absorbed many African immigrants, Missouri MO Mo. . Ostaa halvalla viagra, The Eastern countries, cut off from Western Europe, Wyoming WY Wyo. , Cheapest viagra in the world, increased the transport of goods among their own bloc. Therefore, the Cold War may have protected Eastern Europe from exotic bird introductions, the authors write, discount viagra. They urge European policymakers to make efforts to block invasive species as trade levels increase and more countries come out of isolation, Kaufen viagra. Tennessee TN Tenn. , – Roberta Kwok
Source: Chiron, F., buy viagra online without prescription, Billige viagra apotek, Shirley, S., buy viagra without prescription, Kentucky KY Ky. , & Kark, S, buy viagra online. Alaska AK , (2009). Behind the Iron Curtain: Socio-economic and political factors shaped exotic bird introductions into Europe Biological Conservation DOI: 10.1016/j.biocon.2009.10.021
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