Madurese people operate with significantly larger figures around 10.5 to 10.8 million people. In any case, the Madurese people are among the largest ethnics of Indonesia, thus, according to the statistics of the 2010 census, they occupy the fourth largest ethnic group after the Javanese people, Sundanese people and Batak people. Historically, the Madurese people inhabit Madura Island and located to the east of it, a group of smaller islands in Java Sea such as Kambing Island, Sapudi Islands and Kangean Islands. Here they number about 3.3 million people, which is more than 90% of the population in these territories. Approximately the
Environment of Indonesia rates, rising sea levels will result in 42 million Indonesian households over 2000 islands being at risk of submersion by the middle of this century. Over 60% of Indonesia’s population live in low-lying coastal areas, including Jakarta, which is particularly at risk, as 40% of the city is below sea-level and is rapidly subsiding, putting a huge number of people at risk of displacement. All of this is likely to affect poorer communities the most. Over 50% of the population of Indonesia live on less than US$2 per day, and the poor will bear the brunt of the disastrous effects