First ever worldwide census analysis of caribou/reindeer numbers reveals dramatic decline
Caribou and reindeer numbers worldwide have plunged almost 60% in the last three decades.
revelation came out of the first ever comprehensive census analysis of this iconic species carried out by biologists at the University of Alberta.
The results have recently been published i...
The IMF says journal editorial documents dramatic increase in survival since the 1980s
North Hollywood, CA September 11, 2008 - The International Myeloma Foundation (IMF)supporting research and providing education, advocacy and support for myeloma patients, families, researchers and physicianstoday said survival outcomes have improved dramatically for patients with multiple myelom...
River damming leads to dramatic decline in native fish numbers
Damming of the Colorado River over the last century, alongside introduction of game fish species, has led to an extensive decline in numbers of native fish whilst introduced species have flourished. Scientists have found that physical changes which occur to a river when it is dammed have had an a...
Setting the record right: species diversity less dramatic than previously believed
COLLEGE STATION, July 7, 2008 A study published in the current issue of Science challenges the long-held belief that diversity of marine species has been increasing continuously since the origin of animals. Dr. Thomas D. Olszewski, a geology and geophysics professor at Texas A&M University, has...
Researchers document rapid, dramatic 'reverse evolution' in the threespine stickleback fish
SEATTLE Evolution is supposed to inch forward over eons, but sometimes, at least in the case of a little fish called the threespine stickleback, the process can go in relative warp-speed reverse, according to a study led by researchers at Fred Hutchinson Cancer Research Center and published onlin...
Study shows dramatic increase in Caesarean sections
The report, published in the prestigious international journal, the British Journal of Obstetrics and Gynaecology, found that the rise could not be explained by increases in clinical reasons for caesareans such as complications in pregnancy or labour/delivery and was more likely due to societal fac...
Climate change creates dramatic decline in red-winged black bird population
Global warming strikes again. A University of Illinois researcher reports that a red-winged black bird population in Ontario, Canada has decreased by 50 percent since 1972. The decrease is related to a positive shift in the North Atlantic Oscillation which has resulted in warmer, wetter winters in ...
Reading Shakespeare has dramatic effect on human brain
Research at the University of Liverpool has found that Shakespearean language excites positive brain activity, adding further drama to the bard's plays and poetry.
Shakespeare uses a linguistic technique known as functional shift that involves, for example using a noun to serve as a verb. Resear...
Study indicates dramatic rise in antibiotic-resistant community-acquired staph infections
Staph infections resistant to antibiotics, previously only associated with hospitalization or prior contact with the healthcare system, are now widespread in the community and coming home.
A new study from Emory University School of Medicine and Grady Memorial Hospital, featured in the March 7, ...
York scientists warn of dramatic impact of climate change on Africa
Scientists at the University of York are warning that dramatic
changes may soon occur in Africa's vegetation in response to global warming.
They believe the effect may be on a similar scale to the climatic disruption in the last Ice Age and the African forest decline 2,500 years ago.
Fragile US vaccine system needs improvement despite dramatic gains in health over past century
A comprehensive system of vaccine development in the U.S. resulted in a reduction of 87 to more than 99 percent in illness from ten vaccine-preventable diseases during the twentieth century. These dramatic
successes should not be taken for granted, however, as the vaccine system now faces numerous ...
Study reveals dramatic difference between breast cancers in US and Africa
A study comparing, for the first time, breast cancers from Nigeria, Senegal and North America has found that women of African ancestry are more likely to be diagnosed with a more virulent form of the disease than women of European ancestry.
Researchers from the University of Chicago, working wit...
Iron Deficiency Sparks Dramatic Changes In Gene Expression
Researchers at Duke University Medical Center
have demonstrated for the first time what happens inside a cell when it
is deprived of the essential nutrient iron. Iron is found abundantly in
red meats, shellfish dried fruits, whole grains, spinach, seeds and
Their study in yeast cells d...
August 2009 Geology and GSA Today media highlights
...n. Large extinctions in deep-sea organisms (benthic foraminifera) associated with this time interval imply that increasing ocean productivity may have dramatic
consequences for ocean ecology.
A record of rapid Holocene climate change preserved in hyrax middens from southwestern Africa
B.M. Chase et ...
After dinosaurs, mammals rise but their genomes get smaller
...he full range of 17 species' LTRs, young and old, Lynch and his colleagues usually saw a descending curve with lots of new transposable elements and a dramatic
drop-off in the number of older elements.
But not in most mammals. In humans, macaques, cows, dogs and mouse, Lynch's group observed a hill-shaped...
Scientists track impact of DNA damage in the developing brain
...result was a mouse whose nervous system lacked Xrcc1 and so was unable to efficiently repair the single-strand DNA damage.
The shutdown triggered a dramatic
decline of interneurons throughout the cerebellum. In a subgroup of those cells, the damage triggered apoptosis, or programmed cell death. But the fin...
Common allergy drug reduces obesity and diabetes in mice
...d insulin-resistant mice and people is marked by a dramatic
absence of this cell type, in dramatic
contrast to an already reported overabundance in f... improved moderately, the third group demonstrated dramatic
improvements in both body weight and diabetes. The...
DOE-funded research projects win 46 R&D 100 Awards for 2009
...is technology perform the same function as conventional solar cellsturning sunlight into electricitybut at one-fifth the cost or less. Because of this dramatic
cost savings, the technology has the potential to be the first photovoltaic cell to achieve widespread use in the energy market. (Jointly with Solexan...
C. difficile spores spread superbug
... observed that they shed low levels of spores and, crucially, they did not infect other mice."
"But when we treated mice with antibiotics, we saw a dramatic
rise in the levels of spores shed - leading to what we have described as a 'supershedder state' and transmission of C. difficile among mice. Importa...
Supply-Chain Council Announces New Board of Directors and Officers
...l (SCC) is a global nonprofit association whose methodology, diagnostic and benchmarking tools continuously help hundreds of member organizations make dramatic
and rapid improvements in supply chain processes. The Council offers resources, capability development and knowledge networks to accelerate an organiz...
Plastics chemical retards growth, function of adult reproductive cells
... follicle cells produced about 85 percent less estradiol, 97 percent less progesterone and 95 percent less testosterone. Lower doses of BPA had a less dramatic
but still considerable dampening effect on steroid hormone levels. And at 120 hours, follicle cells grown in the BPA medium were 25 percent smaller ...
Frost & Sullivan Looks at Biometrics Advancement in Civil Security: Exploring Opportunities for Today and Beyond
...nders. Biometrics provides the perfect platform to detect potential threats. Recent advancements in integrated biometrics and multi-biometrics and its dramatic
acceptance in the industry as well as in the society would soon find its adoption in a wider range of applications," observes Research Analyst V V Moh...
Stanford researchers publish comprehensive model for medical device development
...edical devices and pharmaceuticals, and the corresponding differences in their development processes and regulatory requirements. Such variations have dramatic
downstream effects that distinguish the capital requirements, product development methods, clinical testing requirements, manufacturing methods, and o...
Energy-saving method checks refrigerant level in air conditioners
... vapor turns back into a liquid in another heat exchanger called a condenser. During these evaporation and condensing steps, the refrigerant undergoes dramatic
Automotive air conditioning units equipped with the new refrigerant-charge system could activate a warning light on a car's da...
Policy transparency key to saving world's fisheries
...ing the European Union, the United States and Canada, which have access to perhaps some of the best science available, have witnessed some of the most dramatic
collapses known to us, such as the collapse of the cod and haddock in the early 1990s. All of this because of high pressures on the process of policy-...
NOAA forecast predicts large 'dead zone' for Gulf of Mexico this summer
...gh water volume flows coupled with nearly triple the nitrogen concentrations in these rivers over the past 50 years from human activities has led to a dramatic
increase in the size of the dead zone," said Gene Turner, Ph.D., a lead forecast modeler from Louisiana State University.
This forecast helps coast...
Study highlights massive imbalances in global fertilizer use
...98 percent between 1977 and 2005, while nitrogen fertilizer use increased a dramatic
271 percent, according to government statistics. "Nutrient additions to man...etion."
U.S. and Europe
The contrast between Kenya and China is dramatic
and will require vastly different solutions, the authors said. However, lar...
U-M researcher and colleagues predict large 2009 Gulf of Mexico 'dead zone'
... water-volume flows, coupled with nearly triple the nitrogen concentrations in these rivers over the past 50 years from human activities, has led to a dramatic
increase in the size of the dead zone," said Gene Turner, a lead forecast modeler at Louisiana State University.
Northeast of the Gulf, low water f...
'Jellyfish joyride' a threat to the oceans
... the Mediterranean, the Gulf of Mexico, the Black and Caspian Seas, the Northeast US coast, and particularly in Far East coastal waters.
"The most dramatic
have been the outbreaks in the Sea of Japan involving the gargantuan Nomura jellyfish which can grow up to 2 m in diameter and weigh 200 kg."
Fossil bone bed helps reconstruct life along California's ancient coastline
...ed tide or volcanic eruption, lead to a massive die-off?
The new and extensive study of the fossils and the geology of Sharktooth Hill tells a less dramatic
story, but an important one, for understanding the origin of rich fossil accumulations, said Nicholas Pyenson, a former UC Berkeley graduate student w...
Recruitment of reproductive features into other cell types may underlie extended lifespan in animals
...cts of growth, metabolism and behavior, which have a set lifespan and new germline cells that continue on, generation after generation.
Now in a dramatic
finding, researchers from the Massachusetts General Hospital (MGH) Department of Molecular Biology have found that certain genetic mutations known to ...
In the turf war against seaweed, coral reefs more resilient than expected
...educing the ability of reefs to recover from other disturbances such as hurricanes and disease outbreaks. Over recent decades, there have been several dramatic
examples of such shifts, with one of the most widely known and striking cases occurring in the Caribbean in the 1980s. Following a series of events th...
Sugarcoating fruit fly development
...d elusive why attaching GlcNAc to proteins is important. Researchers in the group of Jrg Mller at EMBL have now discovered that flies lacking Ogt show dramatic
developmental defects. In the absence of Ogt cells do not develop into the appropriate cell types and body segments do not differentiate according to ...
Supply Chain Council Partners With APICS The Association for Operations Management
...y Chain Council (SCC) is a global, nonprofit association whose methodology, diagnostic, and benchmarking tools have helped over 800 organizations make dramatic
and rapid improvements in supply chain processes. Its SCOR(R) process reference model is the supply chain world's most widely accepted framework for e...
NASA uses satellite to unearth innovation in crop forecasting
...ven boost to root-zone soil moisture prediction also directly improves drought monitoring. And Bolten says results from AMSR-E are just a precursor to dramatic
new improvements in data and prediction accuracy researchers expect from the Soil Moisture Active and Passive satellite, slated to launch in 2013.
Spring agricultural fires have large impact on melting Arctic
... ambitious effort ever undertaken to measure "short-lived" airborne pollutants in the Arctic and determine how they contribute in the near term to the dramatic
changes underway in the vast, climate-sensitive region.
The two-year international field campaign known as POLARCAT was conducted most intensively ...
Why the thumb of the right hand is on the left hand side
... a morphogen a signal that is concentration-dependent and controls the pattern formation of an organism. A mutation in this signaling pathway induces dramatic
and embryonically lethal malformations in the early developmental stage such as the formation of just one central eye. Defects in the Hedgehog signali...
Yale team identifies key to potential new treatment for allergy-induced asthma
... in mice. Their paper is published in the May 18-22 online Early Edition of the Proceedings of the National Academy of Sciences .
There has been a dramatic
increase in the number of asthma cases reported in recent decades. Scientists know that asthma involves an immune response to inhaled allergens that r...
100 reasons to change the way we think about genetics
The result, as in the case of the pregnant rats, can be dramatic
and stick around for generations, despite the fact that underlying DNA rema...f favor entirely. Research on epigenetics, while yet to uncover anything as dramatic
as Lamarck's giraffes, does suggest that acquired traits can be heritable, ...
Supply-Chain Council Announces Winners of 2009 Supply Chain Excellence Awards
...Chain Council (SCC) is a global non-profit organization whose methodology, diagnostic and benchmarking tools help nearly a thousand organizations make dramatic
and rapid improvements in supply chain processes. SCC has established the supply chain world's most widely accepted framework for evaluating and compa...