But if agents and publishers turn up their noses at your deathless prose, these days you can bypass them entirely and publish independently. Indeed, Amazon reports that self-published books represent as much as a quarter of the top-selling list of titles on their Kindle e-book platform.

But it won’t be cheap. Want to self-publish your immortal novel? That’ll be $6,000
Photo: REX

But if agents and publishers turn up their noses at your deathless prose, these days you can bypass them entirely and publish independently. Indeed, Amazon reports that self-published books represent as much as a quarter of the top-selling list of titles on their Kindle e-book platform.

But it won’t be cheap. Want to self-publish your immortal novel? That’ll be $6,000

Photo: REX

Photograph: Marizilda Cruppe/Greenpeace

The controversial Belo Monte dam and hydropower plant in the Amazon - a gallery of its construction

The Belo Monte would be the third largest dam in the world, and the second largest in Brazil. It is expected to submerge as much as 400,000 hectares and could displace an estimated 20,000 people

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Photograph: Sebastião Salgado/Amazonas/nbpictures

Award-winning photographers Sebastião Salgado and Per-Anders Pettersson are taking part in Amazon, an exhibition in aid of Sky Rainforest Rescue -  a partnership between WWF and Sky that aims to help save 1 billion trees in the state of Acre, in north-west Brazil. Here is a selection of images from the free exhibition, that runs until 4 December at Somerset House, London