Lakshadweep

Study analysing data of sea surface temperatures since 1982 finds that three mass bleaching events impacted five major Indian coral reefs.

Bengaluru, September 24 (India Science Wire): The Indian coastline is home to an ancient and diverse coral reef system that provides natural habitat for diverse marine underwater ecosystem. Also, they hold importance in fisheries, tourism and as a repository of medicinal, agronomical and industrial products.

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Policy matters this week: IUCN declares Andaman and Nicobar and Lakshadweep as 'hope spots', CWPRS plans to channelise the Beas and NGT tells Assam to protect Kaziranga animals.

Indian Ocean's "hope spots"

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IUCN names Andaman, Lakshwadeep as 'hope spots'

Owing to the unique species of birds and plants present in Andaman and Nicobar and Lakshwadeep Islands, the two islands have been declared as hope spots by IUCN.

Rich nations' poor commitment

Rajya Sabha passes the land bill

Revised land acquisition bill that does not provide for social impact assessment for irrigation projects clears in the Upper House. The bill returns to the Lok Sabha for approval of amendements made in it.

Mumbai fearful of dengue

For the first time an Island Protection Zone Notification (2011) is being notified and published covering Andaman and Nicobar Islands and Lakshadweep.

The Coastal Regulation Zone (CRZ) notification of 1991 has been replaced recently in January 2011 by the latest CRZ notification of the Ministry of Environment and Forests (MoEF).

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Assessing the water quality of the two big Indian Islands, detailing basic information pertaining to each group of islands separately.

This approach paper by the CGWB on water quality issues in islands  (Andaman & Nicobar and Lakshadweep) includes a detailed and comprehensive account of the basic information pertaining to each group of islands separately such as administrative set-up, population, climate and also the technical aspects like geomorphology, geological and hydrogeological conditions.

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The study published in hydrological sciences assesses the impact of additional groundwater pumping on various hydrogeological parameters

Groundwater on a small coral island occurs in the form of a lens floating on saline water. The freshwater lens is highly sensitive to various stresses such as pumping, sea tide, etc. Since groundwater is the only source of freshwater on the island, it is not only being utilized for various purposes but also there are growing demands for increased pumping.

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