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课件网) Unit 5 MACQUARIE ISLAND： from Chaos to Conservation Beauty of MACQUARIE ISLAND Pacific Ocean bare rock green grass contrast dramatically Nor would they fail to imagine how its native inhabitants including royal penguines, king penguines, and elephant seals existed in perfect harmony with their natural habitat for thousands of years. No visitor would think it surprising that the island is a UNESCO World Heritage Site. MACQUARIE ISLAND What happened to it Tragic Story on the Island Draw a mindmap to show: what did they do and what results were caused unknowingly to control food took over the island, eating birds’ eggs and attacking baby birds developed an appetite for birds multiplied quickly and began eating the native vegetation and digging holes exploding 1810 1891 Intervention of humans Actions Results 1 in 1970s 2 3 an official nature reserve a virus was released onto the island traps and dogs were used in the 1980s remained out of control decreased from 130,000 to 10,000 turned attention back to birds, killing up to 60,000 each year the last cat was caught developed an immunity to the virus and exploded again started to increase BUT BUT Think & Share: Why did the conservation end up as a failure This incident made it clear that the rat, mouse and rabbit problem needed solving once and for all. Postscript: In 2014, Macquarie Island was declared pest-free and the Island’s ecology is finally on the road to recovery. In 2016, the permanent scientific research station was closed down. Work in groups of four. As experts involved in the Conservation Programme, please discuss how to maintain the perfect and natural condition of Macquarie Island Suggestion Time a delicate world Further Thinking: How to protect our world in our daily life Assignment: 1. Post your suggestions about protecting Macquarie Island on http://whc.unesco.org/macquarie island 2. Search for more information about Macquarie Island.
