are there any sites that are endangered?
Yes, twelve historic churches on the island were listed together on the 2008 World Monuments Fund's Watch List of the 100 Most Endangered Sites in the world.
Lesbos
Twelve historic churches on the island were listed together on the 2008 World Monuments Fund's Watch List of the 100 Most Endangered Sites in the world. 
where do birds go when they fly south The southern oceans. what is this phenomenon called? It is the regular seasonal movement, often north and south along a flyway, between breeding and wintering grounds. do changes in climate affect this migration? Yes, large scale climatic changes are expected to have an effect on the timing of migration. are there any scientists who observed or studied this phenomenon? Yes, Johannes Leche. historically, what were some of the views on this phenomenon? Aristotle noted that cranes traveled from the steppes of Scythia to marshes at the headwaters of the Nile. who is this person mentioned here? A Greek philosopher and polymath during the Classical period in Ancient Greece. what has he said about the human soul? The human soul incorporates the powers of the other kinds: Like the vegetative soul it can grow and nourish itself. who was the philosopher that took over after him? Theophrastus when was this person born? c. 371 where was he born? Eresos in Lesbos. did he study rocks or precious stones? Yes, he classified rocks and gems based on their behavior when heated. what is the weather like in the second place mentioned as his hometown? A hot-summer Mediterranean climate.
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Lesbos [SEP] Endangered sites
Twelve historic churches on the island were listed together on the 2008 World Monuments Fund's Watch List of the 100 Most Endangered Sites in the world. The churches range in date from the Early Christian Period to the 19th century. Exposure to the elements, outmoded conservation methods, and increased tourism are all threats to the structures. The following are the 12 churches: