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Firm location determines equity issuance

Firms in rural areas are less likely to issue equity than urban firms, with rural firms using lower-quality underwriters. This is due to the marginal investor being located far away, creating an information disadvantage for insiders.

SourceWiley·JournalFinancial Management·DateJun 24, 2008

Access to abortion in Africa and Latin America: a question of public health and social inequality

Unsafe abortions are common in Latin America and Africa, with 3.7 million and 4.2 million reported annually, respectively. The lack of access to safe abortion services exacerbates maternal mortality and social injustice. Feminist groups and civil organizations advocate for decriminalization, but conservative positions hinder progress.

NOAA reports coastal waters show decline in contaminants

A 20-year study by NOAA reveals a positive trend in reducing contaminant levels in U.S. coastal waters, despite ongoing concerns about metals and industrial chemicals. The report highlights decreasing trends for pesticides like DDT and industrial chemicals PCBs, but notes continued issues with oil-related compounds and flame retardants.

UT researchers find link between advertising and increased tobacco use among India's youth

A study by UT researchers found a strong dose-response relationship between exposure to tobacco advertising and promotions and tobacco use among Indian youth. The study revealed that 37% of youth had seen tobacco advertising in more than four places, with those exposed being more likely to have ever used or be currently using tobacco.

SourceUniversity of Texas Health Science Center at Houston·JournalAmerican Journal of Health Behavior·DateMay 2, 2008

UMCES-led research team quantifies nutrient pollution reductions from urban stream restoration

A UMCES-led research team has developed a new technology to quantify the environmental benefits of urban stream restoration, showing that stream restoration techniques can double nitrogen removal rates by microbes and reduce nitrogen levels in ground water. This breakthrough will help improve water quality in urban environments.

Urban slum conditions are a source of leptospirosis

A Brazilian study found that urban slums are a source of leptospirosis transmission due to poor sanitation and rodent-borne disease. The study identified households with Leptospira antibodies clustering in squatter areas, highlighting the need for social factors-based prevention strategies alongside improved sanitation.

SourcePLOS·JournalPLOS Neglected Tropical Diseases·DateApr 22, 2008

Food for thought

A meta-analysis of over 50 studies found that bird feeding can lead to immediate positive outcomes, such as increased chick survival, but also creates ecological traps and disrupts natural selection. The study highlights the need for more comprehensive research on the impact of bird feeding on ecosystems.

SourceEcological Society of America·JournalFrontiers in Ecology and the Environment·DateApr 3, 2008

Communicating your way to a healthy heart

A recent study from Temple University's School of Medicine found that regular communication with doctors can significantly lower the risk of cardiovascular disease. By using an internet-based health reporting system and regular clinic visits, participants were able to improve their blood pressure, blood lipid levels, and cardiovascular...

Rural patients less likely to receive organ transplants

A study published in JAMA found that rural patients are less likely to be wait-listed for heart, liver, and kidney transplants, with disparities of up to 15% in transplantation rates. The researchers suggest that differences in disease burden or access to specialty care services may contribute to these disparities.

SourceJAMA Network·JournalJAMA·DateJan 8, 2008

Walk away menopausal anxiety, stress and depression

A new study published by Temple University found that adding a brisk walking routine can reduce psychological symptoms like anxiety, stress and depression in postmenopausal women. The research suggests moderate-paced exercise can help maintain mental health throughout the menopausal transition.

SourceTemple University·JournalMedicine & Science in Sports & Exercise·DateJan 3, 2008

High pollution linked to poor lung function growth in children in Mexico City

A three-year study measured lung function growth in 3,170 eight-year-old children in Mexico City, finding significant deficits in children exposed to higher levels of air pollutants. The effects of long-term exposure on lung health are associated with increased risk of chronic obstructive lung disease and cardiovascular morbidity.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateAug 15, 2007

Air pollution linked to cardiovascular risk indices in healthy young adults

Researchers found that urban air pollution increases indices of cardiovascular risk, including inflammation, oxidative stress, coagulation, and autonomic dysfunction, in healthy Taiwanese college students. The study suggests a link between air pollution and systemic inflammation/oxidative stress in young adults.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateAug 15, 2007

Access to alcohol among middle school children

A study of over 3,700 middle school students found that most obtain alcohol from their parents' homes, with one-third of users getting it from family members. The research highlights the importance of parental involvement in preventing underage drinking.

SourceElsevier·JournalPreventive Medicine·DateMay 29, 2007

Study challenges idea that schizophrenia is distinct in developing and developed regions

A new study challenges the World Health Organization's idea that schizophrenia is relatively more benign in developing societies. The research compares biological and cultural indicators of schizophrenia in urban, Western societies with data from Palau, which has one of the highest rates of schizophrenia diagnosis in the world.

SourceUniversity of Chicago Press Journals·JournalCurrent Anthropology·DateMar 14, 2007

Children under stress develop more fevers

A study published in Archives of Pediatric and Adolescent Medicine found that children under ongoing family stress have more fevers with illness than other children. Interestingly, the immune system's natural killer cell function in these children also increases, unlike adults who experience decreased function.

SourceUniversity of Rochester Medical Center·JournalArchives of Pediatrics and Adolescent Medicine·DateMar 5, 2007

Living in densely populated areas linked to lower body mass

A study by Columbia University's Mailman School of Public Health found that living in densely populated, pedestrian-friendly areas is associated with lower body mass index levels. Researchers discovered that access to public transit, proximity to commercial goods and services, and population density are inversely related to BMI levels.

SourceColumbia University's Mailman School of Public Health·JournalAmerican Journal of Health Promotion·DateFeb 20, 2007