1、Nature Disasterstsunami 2004 Indian Ocean earthquake and tsunami Nearly 100 people are dead and at least 77 are missing after a tsunami hit a densely populated Indonesian island Authorities say the death toll has risen to more than 90 thousand after a powerful undersea earthquake triggered a tsunami

2、 that hit the South Pacific island. In February 27th,2010,an earthquake measured 8.8 magnitude happened in Chile.Over 800 people are killed in the earthquake. As we all know, Japan was hit by an earthquake,magnitude 9.0 at around 2:46pm 3.11.2011. This is the biggest earthquake I have ever heard so

3、far in my life. A large eruption occurred on 21 May 2011. This time it was the volcano, located under the thick ice of one of Europes largest glaciers.It is one of Icelands most active volcanoes . This eruption was much more powerful than the 2010 eruption. Debris was thrown 20 km (12.43 mi) up in t

4、he atmosphere, creating a large ash cloud that, for a while, was thought to pose a danger to jet aircraft over a wide area of northern Europe.Man-madeThe decrease of resourcesThe environment pollutionThe nuclear disastersAral Sea Formerly one of the four largest lakes in the world with an area of 68

5、,000 square kilometres the Aral Sea has been steadily shrinking since the 1960s after the rivers that fed it were diverted by Soviet irrigation projects. 咸海 By 2007, it had declined to 10% of its original size, splitting into four lakes . By 2009, the southeastern lake had disappeared and the southw

6、estern lake retreated to a thin strip at the extreme west of the former southern sea.The Gulf of Mexico oil spill An oil spill in the Gulf of Mexico flowed unabated for three months in 2010, and continues to seep. It is the largest accidental marine oil spill in the history of the petroleum industry

7、. 墨西哥灣石油泄漏Bhopal disaster The Bhopal disaster was a gas leak incident in India, considered one of the worlds worst industrial catastrophes .It occurred on the night of December 23, 1984 in Bhopal, India. 博帕爾毒氣泄漏 The spill caused extensive damage to marine and wildlife habitats and to the Gulfs fishi

8、ng and tourism industries. By 9 July 2011, roughly 491 miles (790 kilometers) of coastline in Louisiana, Mississippi, Alabama and Florida remained contaminated by BP oil A leak of methyl isocyanate gas and other chemicals from the plant resulted in the exposure of hundreds of thousands of people. Th

9、e toxic substance made its way in and around the shantytowns located near the plant.Chernobyl Nuclear Power Plant On Saturday, April 26, 1986, a disaster occurred at reactor No. 4, which has been widely regarded as the worst accident in the history of nuclear power. 切爾諾貝利核事故 As a result, reactor No. 4 was completely destroyed and has since been enclosed in a concrete and lead sarcophagus to prevent further escape of radiation. Large areas of Europe were affected by the accident. The radiation cloud spread as far away as Norway, in Scandinavia the government of Madhya Pradesh has confirmed a t