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Brazil passes trailblazing Internet privacy law

Brazil's Congress on Tuesday passed comprehensive legislation on Internet privacy in what some have likened to a web-user's bill of rights, after stunning revelations its own president was targeted by US ...

dateApr 23, 2014 in Internet
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A new source for potassium fertilizer

Potassium-rich bananas are often grown in the Southern Hemisphere, in countries like Brazil, but farming banana trees requires potassium fertilizer obtained from mining potash in the Northern Hemisphere. ...

dateApr 10, 2014 in Materials Science
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