Coral Bleaching in Lakshadweep
Published: Nov 30, 2012
Photo courtesy: T T Ajith Kumar
Abstract: Bleaching of corals involves the expulsion of a single-celled algae (Zooxanthelle) by corals, which symbiotically live within coral tissues. In just a few decades, several reef ecosystems, which have taken millions of years to evolve, have been degraded, and some even destroyed, together with their innumerable species and intricate genetic codes. Climate change, unsustainable exploitation, and chronic pollution from terrestrial sources are emerging as the major culprits.
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What is ...
Aminidivi, of Amini Island, is the oldest socio-ethnic group of Lakshadweep with a population of around 7656 and a highest population density of 2956 per sq km (Census 2011). Proficient in handicrafts the communities here use coral sandstone, found in abundance in the island, to make floral designs on hard coral stones and walking sticks from coconut and tortoise shells.
Koya are the land owning community of the island. Although the majority of ethnic groups in Lakshadweep island are Muslim, yet the social division is based upon three main categories – landowners, sailors and labourers are still palpable.
Malmi are a distinct human community of Lakshadweep. Connoting the term sign of ways, the people of Malmi group are predominantly sailors who work for the Koya in transporting merchandise.
The Melacheri were the original labour class of the islands and formed the major part of the population of the Lakshadweep group of islands. Their traditional occupation is to collect coconut tree nuts and tap neerah-the sweet coconut toddy. It appears that the name has its origin in their traditional place of residence on the western side of the island - mala meaning west, Cheri denoting the name the village.
A very popular water sport in many parts of the world - used widely to view and observe the coral varieties and reef species. The isles of Lakshadweep has limited scuba diving options - mainly at Bangaram, where a resort has been established for the purpose.
An island which comprises of ten exotic villages and a rich biodiversity, with a special affinity to Maldives - with the early settlers hailing from there. Even today the language spoken in Minicoy - Mahl, bears special resemble to the Maldivian tongue of Dhivehi. Endowed with natural scenic beauty, the villages are governed by a strict administrative structure which are led by a Bodukaka (big brother) who represents the menfolk and a Bodudatha (big sister) who represent the women folk of the region.
One of the inhabited islands of Lakshadweep, the Kadmat Island, has a population of 5389 persons (Census 2011). Their language of communication is Malayalam.
The most popular and well developed island in Lakshadweep, Kavaratti is located between the islands of Agatti and Andrott. It has a desalination plant as well as a naval base to its credit.
An island of coral that encircles a lagoon either completely or partially. Most of the world's atolls are in the Pacific Ocean and Indian Ocean. The Atlantic Ocean has only 8 atolls, which are located just east of Nicaragua.