Issue # 197 _ July 2012
S&T Policy
Sustainable development
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Minimum consensus
Rio+20 Summit produces lukewarm report, but moves forward on voluntary commitments
By Fabrício MarquesScience
Matings
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The sexual flexibility of females
Among lizards, males are not always necessary for reproduction
By Carlos FioravantiMuscular distrophy
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Joint treatment
Combined use of stem cells and growth factor reduces muscular dystrophy's symptoms in mice
By Marcos PivettaBorborema range
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The origin of the mountain
Alternative theory proposes that the northeastern plain was formed around 30 million years ago
By Marcos PivettaTechnology
OCEAN MINING
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Marine fertilizer
Use of limestone algae as fertilizer on cane plantations may increase productivity by as much as 50%
By Yuri VasconcelosCorporate research
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Beyond oil derivatives
Braskem expands markets with a polymer made from ethanol and invests in routes to biotechnology
By Dinorah ErenoHumanities
Development
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The interior's economic relief
Study maps the process of industrial deconcentration in the State of São Paulo
By Claudia Izique