Research found that people in developing countries consume less bushmeat over time as they migrate to cities, possibly due to increased access to alternative protein sources and changing social norms. Children in urban areas tend to have lower appetites for wild game than their parents.
Researchers argue that introducing carbon pricing now would result in marginally less disruption and help drive greener economic activity. The tax could prompt industries to move away from fossil-fuel intensive practices towards long-term sustainability.
A new study suggests that restrictive border policies could exacerbate the effects of climate change on vulnerable regions, limiting their ability to emigrate. In contrast, open borders have a positive impact on developing countries, providing an important source of income through remittance and reducing vulnerability to climate change.
A study published in PNAS found that middle-aged Americans without a college degree are reporting more pain than the elderly, which could put further strain on healthcare systems. The researchers attribute this trend to increasing social isolation, stagnant wages, and rising deaths of despair among less-educated populations.
Researchers found that only 70.8% of children received any follow-up treatment for mental illness within the first three months, varying widely by ZIP code. Many children were prescribed strong drugs with little evidence of effectiveness, despite generally recommended therapy as a first line of treatment.
Researchers found a 'thick-skin bias' persists across various groups, including children and adults, professionals, and U.S. citizens, perceiving low-income individuals as less harmed by negative events than their high-income counterparts. This bias may lead to neglect of those most in need and exacerbate cycles of poverty.
A team of researchers developed a technique to identify malicious internet accounts and track online foreign misinformation campaigns in real time. They found that their model was effective in identifying posts and accounts that were part of a foreign influence campaign, including those by accounts that had never been used before.
The article highlights the similarities between COVID-19 and environmental threats, emphasizing the need for early intervention to mitigate catastrophic effects. Delayed action will lead to increased mortality rates, climate risks, and species losses.
A study by researchers from Princeton University found that simple digital-media literacy outreach can help people distinguish between mainstream and false news headlines. The intervention improved accuracy by 26.5% in the US and 17.5% in India, with effects lasting several weeks.
A recent study published by Princeton University researchers reveals that the 'healthy immigrant' effect experienced by foreign-born black women is lost within a single generation due to discrimination and inequality. In contrast, foreign-born Hispanic women maintain a modest advantage in birthweight across generations.
Research finds that people living in diverse areas perceive themselves and others as part of the same local community, regardless of ethnic and cultural differences. In contrast, homogeneous areas maintain racial stereotypes, making it harder for people to adapt to diversity.
The commentary piece reviews eight behavioral pitfalls that challenge sound judgment during the pandemic, such as personal embarrassment and neglect of competing risks. Awareness of these issues might help maintain behavior changes needed to fight the pandemic.
A Princeton University study found that an annual workshop for female economists was effective in retaining women in academia and helping them achieve tenure in top-ranked schools. The program also led to increased academic publishing.
A collaborative study using machine learning techniques to predict six life outcomes for children, parents, and households found that even with high-quality data and state-of-the-art modeling, the predictive models were not very accurate. The study suggests that sociologists and data scientists should use caution in predictive modeling...
A team of social scientists from rival institutions came together to reach a scientific consensus on stereotype formation. They developed a joint theory that combined perceived competence and warmth as key factors, but with nuances depending on the situation.
Two Princeton professors critique a study on racial bias in policing, pointing out that it ignored crucial factors like encounter rates and didn't account for all police-civilian interactions. The researchers' conclusions hinge on an assumption that black and white officers encounter black and white civilians equally.
A study by Princeton University found that people perceive a person's competence partly based on subtle economic cues from their clothing. In nine studies, participants rated faces wearing different upper-body clothing as more or less competent depending on the perceived wealth of the clothes.
A Princeton University-led study shows that solar and wind energy enhance drought resilience and aid in groundwater sustainability by reducing reliance on hydropower. The researchers suggest deploying solar and wind energy simultaneously with regulations on groundwater use can increase overall benefits.
A Princeton researcher found that pesticide companies lobby for stricter regulations on less profitable products, allowing them to clear the way for more expensive alternatives. This practice has significant economic and public health implications.
Researchers found that small-scale farming is destroying tropical forest wilderness in northeastern Peru, posing significant threats to biodiversity. The study highlights the need for careful management of remote areas and potential opportunities to link conservation with rural development efforts.
A recent study published in PNAS found that people can adapt to societal diversity and actually benefit from it. Researchers analyzed data from multiple surveys across 100 countries and found that religious diversity was initially negatively associated with quality of life but later became neutral when measured over longer spans of time.
A new climate policy model debuts in Nature Communications, finding that reducing carbon emissions is economically sound due to immediate human health benefits. The study supports the Paris Climate Agreement targets and suggests a target of 2 degrees Celsius is defensible if health benefits are included.
A study found that individuals with lower socioeconomic status faced more severe financial hardships during the Great Recession, including loss of a home or bankruptcy. The researchers also discovered widening socioeconomic disparities in economic distress, even before the recession occurred.
A study by Princeton University researchers found that racial bias contributes to disciplinary disparities in US schools, with black students experiencing higher rates of suspension and expulsion. The study analyzed data from over 3,100 counties and found a correlation between county-level measures of racial bias and disciplinary action.
A Nigerian movie about corruption and a subsequent text-messaging campaign led to a record number of corruption reports from citizens in Nigeria. The two-part campaign generated 241 reports from 106 communities, with most people reporting bribes and embezzlement perpetrated by politicians and law enforcement.
A new study finds that 28% of endangered species are unprotected by CITES, with 62% needing up to 24 years for protection. Experts recommend speeding up the policymaking process to prevent extinction.
Recordings of tropical forest sounds unlock secrets about biodiversity and aid conservation efforts around the world. Bioacoustics is a relatively inexpensive method that produces powerful conservation insights, enabling the evaluation of conservation interventions and monitoring compliance with forest protection commitments.
A recent analysis of Google Trends data reveals a significant rise in public interest in conservation, with monthly searches reaching 110,000. The study's findings suggest that the growing interest in conservation is not diminishing, but rather complementing interest in climate change.
A study found significant racial discrimination in New York City's rental housing market, with Hispanics facing a 28% decrease in landlord responses and 49% lower offer rates compared to whites. Researchers used phone calls from the NYC Commission on Human Rights to test policy interventions.
A new study suggests that requiring manufacturers to sell nitrogen fertilizers with efficient compounds could reduce air and water pollution from nitrogen use by 16 percent. This approach could earn farmers millions of dollars through higher crop yields and reduce total costs of nitrogen pollution up to $5-7 billion.
Researchers found that listening to a speaker repeat a belief increases its believability, especially for those with existing beliefs. However, hearing accurate information overrides myths for those on the fence. The study's findings have potential implications for policymakers seeking to correct misinformation in vulnerable communities.
Researchers find switching from coal to natural gas reduces air pollution, carbon emissions, but may increase water stress in some regions. A transition from coal to natural gas can have co-benefits for air quality and carbon mitigation, but trade-offs exist depending on the sector and location.
The European Renewable Energy Directive may lead to vast new cutting of the world's forests as a result of additional wood needed just to supply 5 percent of Europe's energy. This is expected to increase greenhouse gas emissions by 10 to 15 percent in Europe's energy use by 2050.
Research shows that armed groups in Colombia influenced local officials to implement policy preferences, weakening government institutions. The analysis found a strong connection between violence by armed groups and differences in property rights and taxes.
A study by Jonathan Mummolo found that militarized policing is ineffective in decreasing crime and protecting police officers, and may actually weaken the public's image of law enforcement. The study also reveals that SWAT teams are more often deployed in communities of color.
Researchers found that purple districts with changing parties tend to have highly polarized voters and legislators taking extreme positions. States with high proportions of these districts exhibit higher levels of legislative polarization.
A study found that China's reforestation programs failed to protect native forests, with overall tree cover growing mainly from monoculture plantations. Researchers advocate for stronger incentives to prioritize native forest restoration.
A new study reveals hostile neighbors use subversion to keep weak countries weak, impacting security, economic growth and human well-being. Lead author Melissa M. Lee's research found that bordering states or outside actors significantly affect a country's ability to govern itself.
Workers who lost their jobs during the Great Recession continued to earn lower lifetime wages, even after re-entering the workforce. About 45% of these losses resulted from reduced work hours and 55% from lower hourly wages. Effective reemployment services could help workers recover by re-establishing a good job match.
A recent Princeton University study found that highlighting the pride people will feel if they take pro-environmental actions may be a better way to change environmental behaviors. Participants who were exposed to anticipation of pride consistently reported higher pro-environmental intentions than those exposed to anticipated guilt.
A global climate model predicts that arid cities like Phoenix will experience more severe heat waves by 2100 compared to their rural surroundings. This is because future arid cities will remain water-limited, while their rural neighbors are projected to be no longer dry due to increased rainfall.
Researchers found that almost 500 roads were listed as completed but never built, linked to local politicians steering contracts to favored businesses in their social networks. The study suggests giving local politicians no formal role in road-building may exacerbate corruption.
A study published in Science Advances found that infants born within a half mile of a hydraulic fracturing site were 25% more likely to be born at low birth weights, increasing their risk of infant mortality and long-term health problems. The research also found significant impacts on cognitive development.
A study published in The BMJ found that fatal motorcycle accidents increased by 5% on nights with a full moon and 32% under a supermoon, highlighting the importance of safe driving and reducing distractions. The researchers analyzed data from the United States, UK, Canada, and Australia to reach their conclusions.
A study found that police officers are highly responsive to rules and supervision, leading to more conservative tactics after the NYPD mandated detailed stop reports. The intervention increased the perceived level of supervision, resulting in a sharp drop in unnecessary stops and a rise in the hit rate.
A new study finds that reducing greenhouse gas emissions to protect future generations from environmental destruction could save tens of billions of dollars annually, especially in wealthier countries. By valuing human population differently, policymakers can make more informed decisions about climate policy.
Severe air pollution in northern and eastern China blocks about 20% of sunlight from reaching solar panels, significantly reducing solar energy production. The study found that aerosol pollution reduces the potential for solar electricity generation by as much as one and a half kilowatt-hour per square meter per day.
Professor Marta Tienda argues that a federal guarantee of quality education is needed to close achievement gaps and restore US schools' international preeminence. The current system's focus on standards and high-stakes testing ignores education funding disparities, leading to unequal opportunities for learning.
A team of researchers found a 176% increase in aboveground biomass within the 3-hectare area studied, with the orange peels enriching the soil's nutrients and promoting tree growth. The study demonstrates the unique power of agricultural waste to regenerate forests and sequester carbon at no cost.
Children from low-income families who grow up in counties with high upward mobility show significant gains in cognitive test scores between ages 3 and 9. Behavioral problems, such as aggression and rule-breaking, also decrease at age 3 and remain stable over time.