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“It was muddy, green, mossy water, but it worked.”

Gilbert Gaedcke, who survived for five days on a barren lava field in Hawaii by squeezing water from moss (The Daily Telegraph, London, 25 July)

“Intrusive, far-reaching and intimidating.”

Raymond Bradley on the request by Joe Barton, Republican congressman from Texas and a climate change sceptic, for personal financial details of three scientists. Bradley, of the University of Massachusetts at Amherst, is co-author of a study claiming that temperatures rose precipitously in the 20th century (The Washington Post, 23 July)

“The fundamental thing is to make real progress in realising the denuclearisation of the Korean Peninsula.”…

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