Articles tagged with Land Use
Researchers found that Chinese migrants in Los Angeles Chinatown overcame economic barriers by raising pigs and distributing pork, a practice similar to traditional South China pig husbandry. The study analyzed dental calculus on pig teeth, revealing rice as the primary food source.
A study published on Nature Food highlights the potential of using by-products in animal diets to save land and water resources. The research suggests that substituting energy-intensive crops with agricultural by-products could reduce competition for natural resources and improve food security.
A new UK research hub aims to bridge the gap between science and policy to achieve Net Zero. The 'Land Use for Net Zero' Hub will provide evidence on land use and agriculture, helping to drive transformations needed to reduce greenhouse gas emissions.
A new study from the Max Planck Institute of Geoanthropology highlights the importance of ancient cities in understanding contemporary urban challenges. The research provides numerical datasets on road lengths, building types, population sizes, economic output, and environmental impacts to inform urban planning and policy.
A research project led by Charité aims to better understand the impact of biodiversity loss on zoonosis risks. The team will investigate native forests and degraded reforested areas in Europe and Central America to identify land use changes and species circulation.
A recent study found that beef operations with lifelong grass-based diets may produce a 42% higher carbon footprint when considering soil carbon sequestration and carbon opportunity costs. This is in contrast to grain-finished operations, which have been previously shown to have a lower environmental impact. The study's findings emphas...
Research using cellphone data found that most people in big cities primarily interact with others within their own socioeconomic bracket. However, locating meeting places between neighborhoods could help change this, as cities with frequently-visited hubs in between neighborhoods were less segregated.
A new study found that removing mangroves in New Zealand's estuaries actually increases mud build-up, as these coastal trees and shrubs trap sediment efficiently. This highlights the need for sustainable land use upstream to address the root cause of the issue, rather than focusing solely on mangrove removal.
A new Northwestern University study estimates that approximately 171,000 premature deaths per year are linked to nitrogen dioxide (NO2) exposure, with a disproportionate number occurring in marginalized communities. The study found that NO2 pollution affects predominantly Black census tracts 47% higher than the national average.
A new study found that mountain lions avoid areas with artificial light, even during the day, which can impact their habitat selection and distribution. The research adds to concerns about the species' extinction within decades due to human activities.
Researchers found that green spaces alleviate extreme heat's negative impacts on human health, while densely packed buildings increase mortality risk. Urban design strategies incorporating different types of greenery are recommended to mitigate heatwave-associated mortality.
A new map of 20th century land use in Britain shows that semi-natural grasslands lost 90% of their lowland meadows and pasture due to intensified agriculture. The researchers found that only a small proportion of species' responses to environmental change were strongly interactive, with most being 'idiosyncratic'.
A new UN-led study reveals that Bitcoin mining has a significant impact on land and water resources, with China and the US having the largest footprints. The study found that Bitcoin mining consumed 173 terawatt hours of electricity in 2020-2021, emitting 86 megatons of carbon.
The UCLA Mobility Center of Excellence will conduct research on the impacts of new mobility technologies and highly automated vehicles on transportation systems. The center aims to improve efficiency, mobility, and sustainability by studying the long-term effects of emerging mobility technologies.
A new study reveals that tropical crops relying on insect pollinators are under threat from climate change and agricultural activities. The research found significant declines in insect pollinator abundance and richness, with the tropics being the most vulnerable region.
A new study from the University of Kansas found that mandated disaster plans have mediocre quality and modest improvements over time. Despite regular updates, the plans fail to address key issues such as public engagement and land use policies, leading to repeated mistakes in areas prone to natural disasters.
Researchers found that globally abandoned cropland could feed up to 476 million people per year if recultivated and help pull planet-warming carbon dioxide from the atmosphere through reforestation. The study highlights the potential of this often-neglected resource in supporting both food security and climate change mitigation.
A study in Germany found that consumers struggle to grasp the environmental consequences of their buying choices, even with extra information. The research suggests introducing an eco-label could guide shoppers towards more informed decisions about sustainable palm oil production.
Operation Mercury successfully halted most illegal gold mining activity in La Pampa, Peru, reducing deforestation and water quality issues. However, spillover effects led to increased mining in legal areas, highlighting the need for stronger regulations to mitigate environmental harm.
Eric Quaempts, Tribal member and Department of Natural Resources Director at Confederated Tribes of the Umatilla Indian Reservation, has been recognized for his work on First Foods management approach. He received the 2023 ESA Regional Policy Award for integrating tribal ecological approaches into natural resource management.
A new study reveals that human activity can shape global plant distribution, with slow-growing plants vulnerable to land use effects. Human land use is a significant driver of biodiversity loss and ecosystem change, particularly in areas with high biodiversity.
A global study reveals that extractive and industrial development projects harm Indigenous Peoples' lifeways, lands, and rights. The research finds that mining and agriculture sectors most frequently impact Indigenous communities.
Research reveals that prescribed burns create favorable conditions for stinknet to spread, outcompeting native plants and reducing soil health. Targeted treatments after burns can help mitigate this issue.
A new study by Penn State researchers found that some climate mitigation strategies could result in harmful health impacts in specific areas, particularly if significant land use changes are required for bioenergy production. This could lead to worsened respiratory and cardiovascular diseases, resulting in premature deaths.
Researchers developed a method to detect forest disturbance by combining strengths from time-series algorithms and 2-date detection methods. The new technique facilitates more effective forest management and policy.
A recent study reveals that certain climate-smart agricultural practices can lead to land use spillovers that cancel out their climate benefits. Cover cropping with rye is found to cause yield losses and negate most of its climate advantages.
Researchers found that farmers implementing sustainable land use systems like cocoa agroforestry contribute to reducing conflicts over land. In a survey of farmer households, participants felt that agroforestry systems increased spaces for community dialogue and decreased disputes over access to natural resources.
Researchers developed a framework to estimate economic benefits of urban parks, finding improved mental health and air quality lead to significant cost savings. The Quaker Foods City Square park in Peterborough, Ontario, yielded estimated annual benefits of over $4 million, justifying financial investment.
A UMass Amherst study found that changing patterns of land use lead to increased runoff and decreased forested areas, resulting in higher stream flow and increased phosphorous and nitrogen concentrations. The research warns of impending water quality issues if urban planning does not implement sustainable land-use measures.
Agricultural economist Charles Towe found that non-resident owners, mainly from NYC, are buying up farmland in Columbia County, leading to idle land and low-value farming practices. This trend has significant economic implications for the local community.
A plant ecologist proposes a multi-faceted approach to preventing all future land plant extinctions. Training more plant experts and creating an online 'metaherbarium' with digitized records of species are key components, alongside building microreserves and increasing funding.
A worldwide decline in insect populations is attributed to land-use intensification, climate change, and the spread of invasive animal species. The consequences of this trend include a loss of biodiversity, reduced pollination services, and increased risk to food sources for animals.
Since 1700, habitats suitable for Asian elephants have decreased by over 64%, resulting in a loss of 3.3 million square kilometers of land. The study suggests that historical land-use patterns and agricultural intensification in South Asia have contributed to this decline.
A new study reveals that Indigenous groups in the western US are struggling to turn their legal right to water into actual water use, despite having settled their water-rights claims. The findings show that tribes are likely using only a fraction of their entitled water rights, resulting in significant revenue losses.
A study found that some of the world's largest slaughterhouses reduced cattle-driven deforestation in the Amazon by 15% through their zero-deforestation policies. If fully implemented, these policies could halve cattle-driven deforestation in Brazil by sparing over 24,000km2 of forest.
A decade-long study suggests Indigenous-managed forests can absorb up to 26,000 metric tons of dangerous pollutants from wildfires each year, preventing an estimated 15 million cases of respiratory and cardiovascular disease. This absorption saves Amazon cities US$2 billion a year in healthcare costs.
A UC Riverside-led study finds nearly half of domestic well water users in the Central Valley live in disadvantaged communities with high manganese contamination rates. The highest concentrations are found in private, untreated well water systems, posing health risks to fetuses and children.
The new dataset provides a 'ranking' of countries contributing most to global warming, with CO2 emissions driving the most warming. Countries like Brazil and Indonesia are rising in their contribution, while industrialised nations see slight declines.
Estuaries along the Atlantic coast and eastern Gulf of Mexico are expected to experience significant increases in nutrient loading, posing risks for harmful algal blooms and ecosystem health. The study identified regions with high adaptive capacity as having more resources to mitigate these effects.
A new study reveals that climate change and urbanization have dramatically impacted bird populations in Los Angeles and the Central Valley. In L.A., more than one-third of bird species have declined over the past century, while the Central Valley saw a mix of winners and losers. The study used current and historical bird surveys to ana...
A new study published in Biogeosciences suggests that agricultural soil erosion may actually create an organic carbon sink, rather than a source. The researchers argue that the 'geomorphic OC pump' transfers organic carbon from the atmosphere to upland soils, which can be stored in sedimentary environments.
A study published in Nature Ecology & Evolution found over 74,000 active fires in the Brazilian Amazon during the period, mainly due to recent deforestation. The research also revealed a sharp increase in forest fires on public lands and areas of Indigenous reservations.
A recent study suggests that doubling protected lands for biodiversity could lead to substantial regional shifts in land use and potentially fail to protect world's most biodiverse hotspots. The research also found that the land used for growing crops for biofuels could be significantly impacted by the doubling of current protected areas.
A new study reveals that EU consumers are 'exporting' negative environmental impacts to their Eastern European neighbours while keeping economic benefits within the EU. The bulk of environmental pressures and impacts associated with EU consumption are felt in countries outside the bloc, with uneven distribution of costs and benefits wi...
A comprehensive study found that up to 82 percent of Berlin's vegetable demand could be met locally if all available land was used for urban gardening. Investing in water and human resources would be crucial for this production, with a total investment cost of 753 million euros required.
The article highlights that forests are not just threatened by agricultural expansion, but also by the consumption of non-agricultural products and international trade. Intact forests play a crucial role in regulating climate and biodiversity, and their loss can have significant indirect impacts on carbon emissions and biodiversity loss.
A global study of nearly 40,000 adults found that neighborhoods with diverse land use, street connectivity, and safety features encourage more walking and cycling. The research suggests that these environmental factors play a crucial role in promoting physical activity.
A team of researchers from Xi'an Jiaotong-Liverpool University and other institutions has identified a flexible and user-friendly model for predicting flood frequency in a changing environment. The fractional polynomial-based regression method is more effective than existing models, which often fail to account for factors like climate ...
An international team of researchers is exploring how human occupation and land use over hundreds of years affected the Brazilian Atlantic Forest, one of the world's most critically threatened tropical forests. The study aims to produce an 'atlas of human impact' using historical, archaeological, and ecological data.
An international team is creating an 'atlas of human impact' to understand how human occupation and land use have affected the Brazilian Atlantic Forest over hundreds of years. The research will inform future conservation efforts for this critically threatened tropical forest.
A recent paper reveals that climate mitigation and peacebuilding can generate co-benefits, addressing the root causes of both conflict and climate change. The authors recommend collaboration between sectors to create a virtuous cycle, promoting social inclusion, economic opportunities, and conservation of natural environments.
A Rutgers researcher has created a machine learning model that can estimate arsenic contamination in private wells without sampling the water. The model identifies geological bedrock type and soil type as primary contributors to higher arsenic concentrations, highlighting the need for targeted well testing programs.
A global study found that grazing can have positive effects on ecosystem services in species-rich rangelands but negative impacts under a warmer climate. The study highlights the importance of managing grazing locally to cope with climate change.
A new study suggests that human activities such as burning forests for introduced grazing species led to the disappearance of Madagascar's large animals. The researchers found a drastic increase in charcoal and domesticated species like zebu cattle around 1,000 years ago, coinciding with the extinction of megafauna.
Almost one quarter of Sweden's last unprotected old-growth forest was logged between 2003 and 2019. Rare ecosystems with rich biodiversity are being lost at a rate of 1.4% per year, posing significant threats to biodiversity and planetary stability.
Two billion people globally rely on mountain water for drinking and irrigation, which is under threat due to global heating. Researchers propose integrated water strategies that include scientists working directly with communities to drive climate adaptation and boost water security.
Researchers estimate that opening protected areas to mining would lead to the destruction of 183 km² of forest and further loss of 7,626 km² due to infrastructure construction. The study highlights the need for strategic planning and environmental impact assessments before making changes to conservation policies.
New TOD index assesses development potential around transit nodes, ranking stations for their commercial diversity, walkability and land-use vibrancy. The study identifies areas suitable for residential growth, advising developers on informed urban planning.
The Independent Task Force Report emphasizes the need for a One Health approach to prevent or respond adequately to the next pandemic. Key findings highlight the importance of 'Smart Surveillance' to identify high-threat pathogens and invest in R&D for innovative diagnostics, antiviral strategies, and therapeutic research.
A new study by UTA hydrologist Ricardo Sánchez-Murillo has created detailed maps of Tegucigalpa's water sources, charting areas critical to recharge. These maps could help Honduras implement stricter urbanization and agriculture regulations to conserve water and protect vital landscapes.