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Tag: "environmental" at biology news

Genes and genius: Researchers confirm association between gene and intelligence

...of people interested in the interplay of genes and environmental influences. Early studies of adopted children, for...n of all of these genetic variants, not to mention environmental influences ranging from socio-economic status to the value that's placed on learning when children a...

Scientists identify a candidate gene for osteoporosis

... of osteoporosis—is influenced by both genetic and environmental factors (e.g., diet or medication). But the genetic element has been difficult to characterize because bone growth is controlled by many genes, including those for various hormones, growth factors, signaling molecules, and structural components of b...

Researcher examines polymers created with poultry feathers

...to the poultry industry and help solve the growing environmental problem of plastic waste. According to the U.S. Environmental Protection Agency, more than 29 million tons of non-biodegradable plastic waste ends up in landfills each year. Justin Barone, associate professor of biological systems engineering at Vir...

New UD technology removes viruses from drinking water

... Chiu collaborated with Yan Jin, a professor of environmental soil physics in UD's plant and soil science department, to develop the technology. They then sought the expertise of virologist Kali Kniel, an assistant professor in the animal and food sciences department, who has provided critical assistance with t...

Researchers to study why dead zone returned to Lake Erie

...r enacting the Clean Water Act and stimulating the environmental movement. We thought the problem was solved, and the surprise is in the last few years the dead zone is back." Researchers from U-M, the Cooperative Institute for Limnology and Ecosystems Research, NOAA, and several other universities will study th...

NASA snow data helps maintain nation's largest, oldest bison herd

... project and an assistant professor of science and environmental policy at CSUMB. "Ecologists try to best understand how animal populations respond to the changing conditions of the landscape where they live. Snow is a very important factor in the livelihood of all wildlife species in the ecosystem, including the ...

Unique gene regulation gives chilly bugs survival advantage at bottom of the world

...ever stop producing special proteins that minimize environmental stress, allowing them to withstand a range of intense environmental conditions in one of the world's harshest environments. Scientists found that adult midges (Belgic...

Invasive ants territorial when neighbors are not kin

...olony. "Some ecologists have hypothesized that environmental factors act to reduce aggression among Argentine a... territorial behavior. Nor were there any obvious environmental clues to explain why ants would attack ants of the same species from one neighboring nest but not an...

Record ozone loss during 2006 over South Pole

... guarantee continuity of observation of this vital environmental factor well into the following decades. "Long-term measurements of ozone levels are of key importance for being able to monitor the ozone's predicted recovery, which is currently estimated to take place by around 2060," Zehner said....

Math model predicts cancer behavior

...tach from its neighbors. The investigators set the environmental conditions: these include the oxygen and nutrient ...dicted." The current model predicts that in mild environmental conditions ?imagine a lush rainforest, Quaranta said ?many cell types co-exist and the tumor shape i...

Tearing down the fungal cell wall

... lower survival rates for the spores under adverse environmental conditions, and a reduced ability of the fungus to damage the host plant. These observations may open up a route to develop new and innovative research strategies aimed at understanding the host-pathogen interaction for this destructive plant pathoge...

NASA satellite data helps assess the health of Florida's coral reef

...rying to determine why some reefs are resilient to environmental changes and impacts. The work may also identify wa...ch can be caused by high water temperatures, other environmental stresses, or disease. The project was part of the Florida Reef Resiliency Program, funded by the sta...

Ocean sampling yields environmental sources of coral symbionts

...r 5th issue of Current Biology. In response to environmental stresses, coral reefs around the world are in a de...tablishing symbioses with corals and thus point to environmental sources of symbionts that may prove important in the recovery of reef-building corals after bleachin...

Cities change the songs of birds

... researchers have gained insight into the kinds of environmental pressures that influence where particular songbird...istent with the need to compete with low-frequency environmental noise, such as traffic noise. Anthropogenic Impact on Signals Used by Wild Birds Earlier wor...

Global changes alter the timing of plant growth, scientists say

...a grassland ecosystem may respond to future global environmental changes. Researchers from Stanford and the Carnegi... Preserve. The experiment was designed to simulate environmental conditions within the range that climate experts predict may exist 100 years from now--a doubling of...

New bird discovered on unexplored Columbian mountain

...esearch projects addressing a wide range of global environmental issues. This year, 19 teams were awarded "Future Conservationist Awards" and eight awards were granted to teams to continue and further their projects that previously were awarded funding from the BP Conservation Programme. Three teams received "C...

Researchers link ocean organisms with increased cloud cover and potential climate change

...ical new component to global climate models. Many environmental scientists believe that increased cloud cover may be partially countering the effects of global warming by reducing the amount of energy the planet absorbs from the sun. Researchers Athanasios Nenes of the Georgia Institute of Technology and Nicho...

Recycling technology

...l role in new research aimed at averting a growing environmental problem caused by discarded liquid crystal displays (LCDs). LCDs are a fixture of modern life, appearing in everything from pocket calculators and mobile telephones to wide-screen televisions. But the liquid crystals they contain are potentially...

Genome archaeology illuminates the genetic engineering debate

... and productive source of food, while reducing the environmental impacts of their cultivation." ...

A silent pandemic: Industrial chemicals are impairing the brain development of children worldwide

... childhood to adolescence. Research has shown that environmental toxicants, such as lead or mercury, at low levels ...t Sinai School of Medicine, compiled a list of 202 environmental chemicals known to be toxic to the human brain using the Hazardous Substances Data Bank of the Natio...

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