The following islands declared as the most dangerous island sang king following dangerous island to island residents be abandoned nah you want to know why these island declared as dangerous island see 7 Most Dangerous in the World Island.

1. Island of Ilha da Queimada, Brazil

Ilha da Queimada, or better known as Snake Island lies off the coast of Brazil. This island is the habitat of thousands of golden lance head viper snake species. Golden lance head viper is the most deadly snakes.

2. Miyake-jima Island, Japan

Miyake-jima island in Japan, there is an active volcano, Oyama. After the latest explosion that occurred in 2005, this volcano continued spewing toxic gas so that all citizens were evacuated.
Over time, the source of the release of toxic gases are not only in the mountains Oyama but spread to all areas of the island. Even so, there are many tourists who come to the island. They were required to wear masks. 

3. Saba, Netherlands.

According to the website Network Caribbean, the island of Saba is a small island located in the Caribbean. The island has a potentially active volcanoes, namely mountain Mount Scenery.
The island is dangerous because it has the potential for a major storm. Saba has been hit by major storms in the last 150 years. Including 15 category three storm.

4. Bikini Island, Republic of Marshal Islands

 The island is a hazard because of two reasons, namely nuclear radiation and sharks. The island was once home to nuclear testing in 1946 to 1958. All the time it occurred more than 20 nuclear explosions which have high radiation. Although in 1997, the island was declared secure, the residents refused to go back.
In addition to nuclear radiation, in the waters of this island is a habitat of hundreds of sharks are dangerous.

 5. Gruinard Island, Scotland

Gruinard Island, Scotland never used by the British government to conduct experiments biological weapons World War II. The trial resulted in the emergence of anthrax bacteria that killed hundreds of sheep that this island is quarantined. The island is contaminated in the 1980s.

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