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Science News for October 12, 2007


In human grid, we're the cogs

Researchers from UC San Diego propose a grid system that utilizes human computation to label images and perform tasks for the benefit of others. The 'Soylent Grid' uses CAPTCHAs to engage humans in the loop, allowing for efficient data labeling and various applications such as assistive technology for visually impaired individuals.

COPD rates, higher than expected in China, will continue to grow

A large-scale study in China reveals that COPD prevalence is significantly higher than previously thought, affecting over 8% of the population over 40. The risk factors identified include smoking, particularly among women, and exposure to biomass fuels, highlighting a need for preventative measures and improved diagnosis.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateOct 12, 2007

Study examines parent-child interactions in at-risk families

A five-year study will investigate patterns of interaction between parents and preschool children to better understand the effects of child maltreatment. The research seeks to identify relationship patterns underlying the severity and type of maltreatment, aiming to inform the development of more effective family therapies.

International team of scientists warns of climate change's impact on global river flow

A global analysis of climate change's impact on rivers indicates that many will require significant management interventions to protect ecosystems and people. The study projects changes in river discharge under different climate and water withdrawal scenarios, highlighting basins at risk of water stress or increased flood flows.

SourceUniversity of Maryland Center for Environmental Science·JournalFrontiers in Ecology and the Environment·DateOct 12, 2007

Statins reduce loss of function, keeping old lungs young - even in smokers

A study published in the American Journal of Respiratory and Critical Care Medicine found that statins reduce the annual loss of lung function in elderly individuals, including those who smoke. The researchers suggest that statins' ability to reduce inflammation and smoking-induced injury in the lungs may be responsible for this effect.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateOct 12, 2007