Unusual individuals such as Ms Bausch have, moreover, laid down aesthetics for an art form which, in this large, culturally often fractious country, has always lacked a centre.

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Destruction of the world's forests releases large quantities of CO2, which form part of the greenhouse gas emissions that cause global warming.

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Since the rate at which small drops sweep one another up to form large drops varies with the square of their diameter, such drops are too tiny to make rain.

ECONOMIST: Weather and pollution