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