Adam Barlow of the Sundarbans Tiger Project, which monitors and protects the 300-500 tigers of Bangladesh's giant Sundarbans mangrove forest, dismissed Mr Hossein's theory of why the tigers died.

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On a typical day a ToorCamper can attend a talk on breaking into Android devices or disassembling microprocessors with acid and silicate solution to divine the secret cryptographic keys Microsoft stores there, learn to build a Geiger counter and scuba dive in a kelp forest in search of the North Pacific giant octopus.

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There, among the giant irokos, the sapeles and the silk-cotton trees of the forest, she tended the guavas, pawpaws and roseapples she had planted there.

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Professing to be an architectural icon in a liveable city core, this giant structure, purported to be the largest wood structure in the world, is best described as a forest of mushrooms welded onto a flying waffle.

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