Puerto Miranda is an oil port situated on th e east side of Lake Maracaibo in Venezuela and it is the largest crude oil export port in South America.

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1. Lake Onega : Russia
2. Lake Baikal: Located in southern Siberia, Russia; it is the world's deepest and oldest freshwater lake.
3. Lake Maracaibo: Located in Venezuela; it is a large brackish tidal bay or inlet of the Caribbean Sea, often considered the largest lake in South America.
4. Lake Michigan: One of the five Great Lakes of North America, it is the only one situated entirely within the United States of America.

News :Scientists from the Birbal Sahni Institute of Palaeosciences (BSIP), Lucknow, an autonomous institute of the Department of Science and Technology (DST) have carried out a pioneering palaeoecological study on the Majuli Island, by collecting sediments from Sakali Wetland on Majuli Island.

Majuli : largest inhabited riverine Island

Major centre of Neo-Vaishnavite culture, a reformist Vaishnavism movement.

Majuli Island, perched between the Brahmaputra River to the south and east, the Subansiri River to the west, and a branch of the Brahmaputra to the north, has been severely affected by recurrent flooding and intense riverbank erosion.

1st river island district declared in 2016

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Operation Delta Hunt

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India has become the second largest solar growth market, surpassing the US

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--> Preah Vihara temple (Thailand Cambodia border)

--> India-Cambodia cooperation to bring tigers back to Cambodia (extinct since 2007)