ScienceDaily Environment Headlines
for the Week of January 23 to January 30, 2011
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Posted 2011-01-29:
- Cocaine production increases destruction of Colombia’s rainforests
- DNA caught rock 'n rollin': On rare occasions DNA dances itself into a different shape
- More frequent drought likely in eastern Africa
- Draft 'genetic road map' of biofuels crop
Posted 2011-01-29:
- Air above Dead Sea contains very high levels of oxidized mercury
- Cow rumen enzymes for better biofuels
- Exposure to worm infection in the womb may protect against eczema, study suggests
- Understanding the human neurosystem by researching locust brains
- Rivers cut deep notches in the Alps' broad glacial valleys
- Dinosaurs survived mass extinction by 700,000 years, fossil find suggests
- Insects that deter predators produce fewer offspring
- High school biology teachers in U.S. reluctant to endorse evolution in class, study finds
- A mix of tiny gold and viral particles, and the DNA ties that bind them
- How bacteria keep ahead of vaccines and antibiotics
- Weighing the costs of disaster
- Warming North Atlantic water tied to heating Arctic
- Production of plant pollen is regulated by several signalling pathways
Posted 2011-01-28:
- Brain 'GPS' illuminated in migratory monarch butterflies
- Climatic fluctuations in last 2,500 years linked to social upheavals
- Origins of the pandemic: Lessons of H1N1
- Mass extinction linked to ancient climate change, new details reveal
- NSAID receptor responsible for olive oil's 'cough' and more
- Modern humans reached Arabia earlier than thought, new artifacts suggest
- Fluorescent color of coral larvae predicts whether they'll settle or swim; Finding could help scientists monitor how corals adapt to global warming
- New lab-on-chip advance uses low-cost, disposable paper strips
- Agave fuels excitement as a bioenergy crop
- Ancient body clock discovered that helps keep all living things on time
- Household bugs: A risk to human health?
- World can be powered by alternative energy, using today's technology, in 20-40 years, experts say
- Gender and hygiene: Could cleanliness be hurting girls?
- Natural growth factor enhances memory, prevents forgetting in rats
- Nervous system as a 3-D map: First complete map of special connections of nerve cells in zebrafish
- Hungry chicks have unique calls to their parents
- 'Hidden plumbing' helps slow Greenland ice flow: Hotter summers may actually slow down flow of glaciers
- Chemists turn gold to purple -- on purpose: Color change confirms a new way to harvest energy from sunlight
- How pathogenic bacteria hide inside host cells
- Waterhemp rears its ugly head ... again
- Organic food in pregnancy
Posted 2011-01-27:
- No leftovers for Tyrannosaurus rex: New evidence that T. rex was hunter, not scavenger
- Food-borne bacteria causes potentially fatal heart infection
- Fishy consequences of transplanting trout, salmon, whitefishes: Some fish do not respond well to relocation
- Eating poorly can make you blue: Trans-fats increase risk of depression, while olive oil helps avoid risk
- Discovery of a biochemical basis for broccoli's cancer-fighting ability
- Genetic archaeology finds parts of human genome more closely related to orangutans than chimps
- Orangutan DNA more diverse than human's, remarkably stable through the ages
- First study of dispersants in Gulf spill suggests a prolonged deepwater fate
- 'Undead' may influence biodiversity, greenhouse gas emissions
- Centuries of sailors weren't wrong: Looking at the horizon stabilizes posture
- Evolution by mistake: Major driving force comes from how organisms cope with errors at cellular level
- Mathematical model could help predict and prevent future extinctions
- New method attacks bacterial infections on contact lenses
- Genetic origin of cultivated citrus determined: Researchers find evidence of origins of orange, lime, lemon, grapefruit, other citrus species
- Mercury in Bay Area fish a legacy of California mining
- Chemists document workings of key staph enzyme -- and how to block it
- Shining new light on air pollutants using entangled porous frameworks
- Biologists' favorite worm gets viruses: Finding means C. elegans may aid studies of human infections
- 'Green' chemistry extraction method developed for hot capsicum fruit
- Alternative energy use at forward operating bases can save dollars, lives, say US military researchers
- Genome analysis outlines variations in orangutans of Borneo, Sumatra
Posted 2011-01-26:
- Human-made DNA sequences made easy: New method for rapidly producing protein-polymers
- Time machine for climate scientists: Earth's extreme weather events since 1871 reanalyzed
- 'Breast on a chip': Researchers create 'engineered organ' model for breast cancer research
- Caffeine energizes cells, boosting virus production for gene therapy applications
- Debris on certain Himalayan glaciers may prevent melting
- Dynamic systems in living cells break the rules
- People aren't born afraid of spiders and snakes: Fear is quickly learned during infancy
- Asian tiger numbers could triple if large-scale landscapes are protected
- New dishware sanitizers prove more effective at killing harmful bacteria
- Mathematicians use cell 'profiling' to detect abnormalities -- including cancer
- Rogue storm system caused Pakistan floods that left millions homeless
- Rising indoor winter temperatures linked to obesity?
- Rhythmic vibrations guide caste development in social wasps
- First single-fingered dinosaur discovered
- Research into synthetic antibodies offers hope for new diagnostics
- First-ever global map of surface permeability informs water supply, climate modelling
- World's biggest extinction event: Massive volcanic eruption, burning coal and accelerated greenhouse gas choked out life
- Mathematical model explains how complex societies emerge, collapse
- New microscopy method opens window on previously unseen cell features
- Faster early development might have its costs, study in salamanders suggests
- Monk seal and hump-backed dolphin are threatened by fishing activities off coast of Mauritania
- Sensors to detect explosives, monitor food being developed
- Industrial pollutants found in Eastern Lake Erie carp
- No direct military benefit from use of alternative fuels by armed forces, study suggests
Posted 2011-01-25:
- Spiders adjust courtship signals for maximum effect
- Humans have been provoking climate change for thousands of years, carbon history shows
- Climate change threatens many tree species
- Aquatic food web tied to land: Some fish are made out of maple leaves
- A new way to control 'superweeds': Two bacterial enzymes confer resistance to common herbicide
- Salty evolution: Previously unknown central metabolic pathway in microorganisms discovered
- Dangerous environments 'make parents more caring,' researchers find
- Persistent drought to linger across southern United States
- Delving into the past of a big cat: Clouded leopard redefined
Posted 2011-01-24:
- Light controls a worm's behavior: Scientists commandeer organism's nervous system without wires or electrodes
- Contagious cancer thrives in dogs by adopting host's genes
- Could oysters be used to clean up Chesapeake Bay?
- Long-distance migration may help reduce infectious disease risks for many animal species
- Scientists successfully use sedation to help disentangle North Atlantic right whale
- Global pacts like REDD ignore primary causes of destruction of forests, new study suggests
Posted 2011-01-23:
- Cracking a tooth: 3-D map of atoms sheds light on nanoscale interfaces in teeth, may aid materials design
- Defense mechanism against bacteria and fungi deciphered
- Islands in the sky: How isolated are mountain top plant populations?
- Montrealers are feeding fish Prozac; Research shows influence on brain activity while long-term consequences are unclear
- With cloud computing, the mathematics of evolution may get easier to learn
Posted 2011-01-22:
- HEPA filters reduce cardiovascular health risks associated with air pollution, study finds
- New melt record for Greenland ice sheet; 'Exceptional' season stretched up to 50 days longer than average
- Remarkable preservation of African fossils explained
- Genetic variety of virus causing AIDS as a time indicator
- Stretching the truth: Biophysicists help unravel DNA stretching mystery
- Plants moved downhill, not up, in warming world
- NASA prepares to launch next Earth-observing satellite mission
- Newly discovered group of algae live in both fresh water and ocean
- New low-cost method to deliver vaccine shows promise
- Bus and tram passengers warned to keep their germs to themselves
- Appearance not always enough to identify species
- Data matrix codes used to catalogue archaeological heritage
Posted 2011-01-21:
- Biological clock ticks slower for female birds who choose good mates
- Global view of blood cell development reveals new and complex circuitry
- 2010 ties record for world's warmest year: World Meteorological Organization
- Identity theft by aphids: Research points to a need for possible reclassification of aphid species
- How to tell a pterodactyl's sex: Dino-era riddle solved by new fossil find
- Insect eyes inspire improved solar cells: Anti-reflective film based on moth eyes increases efficiency of photovoltaics
- Like humans, amoebae pack a lunch before they travel
- NASA Mars rover will check for ingredients of life
- Bedbug genetic study finds possible pesticide-resistance genes
- Nanoparticle vaccine protects against stomach flu
- See how they grow: Monitoring single bacteria without a microscope
- Small molecules may prevent Ebola infection
- Prion disease spreads in sheep via mother's milk
- Glycerin confirmed as a feasible feedstuff for swine
- Arctic sea-ice controls the release of mercury
- Celiac patients can eat hydrolyzed wheat flour, study finds
- Novel antibiotic combinations fight resistance genes
- Scientists view genome as it turns on and off inside cells
- Complete structure of HIV’s outer shell revealed
- Staph vaccine shows promise in Phase I
Posted 2011-01-20:
- Gardening in space with HydroTropi
- Robotic ghost knifefish is 'born'
- Atlas of an organism: Gene expression in developing mouse embryo
- Killer paper for next-generation food packaging
- More asteroids could have made life's ingredients
- Giant crayfish species discovered right under researchers' noses
- Advance could speed use of genetic material RNA in nanotechnology
- Malaria parasite caught red-handed invading blood cells
- Eating more fruit and vegetables is linked to a lower risk of dying from ischemic heart disease
- In scientific first, researchers visualize naturally occurring mRNA
- New way of predicting dominant seasonal flu strain
- Mountain ranges may act as 'safe haven' for species facing climate change
- Are sharks color blind?
- New leads in the case against drug-resistant biofilms
- Forget the sunscreen: Water fleas in mountain ponds can handle UV rays
- Appetite-related chemical also affects drug-seeking: Hungry rats more resistant to drug relapse in absence of chemical signal
- Long-term, high-fat diet alters mice brains: Brain changes may contribute to cycles of weight gain
- Cellular traffic: Factors beyond crowding affect how molecules interact within cells, modeling shows
- Secrets of birds' sexual signals revealed
- Saving tropical forests and improving farming technology
- Haiti cholera outbreak: Researchers work towards pharmacological targets for cholera
Posted 2011-01-19:
- Scientific evidence supports effectiveness of Chinese drug for cataracts
- Kittiwakes' trans-Atlantic winter odyssey linked to breeding success
- Loss of reflectivity in the Arctic doubles estimate of climate models
- New synthetic compound created with HIV-fighting promise
- Obesity in horses could be as high as in humans
- Scientists develop 3-D model of the ionosphere F-region
- Two new species of 'leaping' beetles discovered in New Caledonia
- Big breakfast generally doesn't help weight loss
- Gene helps plants use less water without biomass loss
- Ginger is key ingredient in recipe for conserving stag beetles
- Australian birds attract mates with 'scary movie effect'
- Environmental changes may affect vital cooperate bird behaviors
- Radiometer finds sources of fire
- ARkStorm: California’s other 'Big One'
- New molecular imaging technologies for detecting cellular processes
- Mechanisms of juvenile hormone action in insects could help fine tune pesticides
- Scientists sequence gut microbes of premature infant
- Wild salmon decline was not caused by sea lice from farm salmon, new research suggests
- Big city life may alter green attitudes
Posted 2011-01-18:
- Indoor air pollution: Minerals reduce impact of formaldehyde in particle board on indoor air quality
- Transforming skin cells into cartilage
- Winter temperatures play complex role in triggering spring budburst
- Fruit and vegetable concentrate decreases number of days with severe cold symptoms
- LCD projector used to control brain and muscles of tiny organisms such as worms
- Improved measurements of sun to advance understanding of climate change
- Helping schoolchildren learn the 'Sustainability Game'
Posted 2011-01-17:
- 100-year-old specimens at California museum help determine when avian pox hit Galapagos
- 99% of pregnant women in US test positive for multiple chemicals including banned ones, study suggests
- Warming climate means red deer rutting season arrives early
- Flipper bands hinder king penguins
- Extent of corruption in countries around the world tied to earthquake fatalities
Posted 2011-01-16:
- Dramatic ocean circulation changes caused a colder Europe in the past
- Bioactive compounds in berries can reduce high blood pressure
- Laser sheds light on tracking source of microbial contamination on beach
- Improving plants: New software quantifies leaf venation networks, enables plant biology advances
- New farming method reduces greenhouse gases, increases farm yields
Posted 2011-01-15:
- Living cells used to create 'biotic' video games
- Early development of anti-HIV neutralizing antibodies
- Putting the dead to work: Conservation paleobiologists dig deep to solve today's ecological, evolutionary questions
- Airborne pathogens can induce mad cow disease, new findings suggest
- Trapped sunlight cleans water
- Fruit fly nervous system provides new solution to fundamental computer network problem
- Microbes in our gut regulate genes that control obesity and inflammation
- 2010 tied for warmest year on record, NASA research finds
- Risks associated with second-hand smoke in cars carrying children
- Suicide risk greater for people living at higher elevations, study finds
- Genetically modified chickens that don't transmit bird flu developed; Breakthrough could prevent future bird flu epidemics
- Rotational motion in living cells: New tool for cell research may help unravel secrets of disease
- New evidence for climate impacts on ancient societies
- Virus might fight brain tumors better if armed with bacterial enzyme, study shows
- Is 'breast only' for first six months best?
- Earth's hot past could be prologue to future climate
- Deep genomics: In the case of DNA, the package can be as important as its contents, new work with fruit flies reveals
- Technique allows researchers to identify key maize genes for increased yield
Posted 2011-01-14:
- What gives frogs a face? Zoologists clarify role of FOXN3 gene in development of clawed frog
- New way to calculate age of Earth's crust
- New predator 'dawn runner' discovered in early dinosaur graveyard
- Courtship affects gene expression in flies, study finds
- Measles virus, a weapon against cancer?
- Old-growth forests are what giant pandas need
- Biomedical breakthrough: Blood vessels for lab-grown tissues
- Engineers give solar power a boost
- Antifreeze proteins: How one gene becomes two (with different functions)
- How seabirds share their habitat
- What is life? New answers to an age-old question in Astrobiology
Posted 2011-01-13:
- Earth is twice as dusty as in 19th century, research shows
- Under pressure: Stormy weather sensor for hurricane forecasting
- Virus killer gets supercharged: Discovery greatly improves common disinfectant
- Chemical analysis confirms discovery of oldest wine-making equipment ever found
- Parents give boys preferential treatment when there is a chronic food shortage
- Winter sports threaten indigenous European mountain birds, research finds
- Wake up and smell the willow: 'Pre-roasted' plant matter could be burned in coal-fired power stations
- New research aims to shut down viral assembly line
- Study estimates land available for biofuel crops
- Species loss tied to ecosystem collapse and recovery
- NASA image shows La Niña-caused woes down under
Posted 2011-01-12:
- NASA's Fermi catches thunderstorms hurling antimatter into space
- Wildlife biologists use dogs' scat-sniffing talents for good
- Hard-to-find fish reveals shared developmental toolbox of evolution
- Smoking around your kindergartner could raise their blood pressure
- Viral evasion gene reveals new targets for eliminating chronic infections
- Shellfish safer to eat, thanks to biosensor technology
- Mountain glacier melt to contribute 12 centimeters to world sea-level increases by 2100
- New drug target for prion diseases, 'mad cow'
- Energy limits global economic growth, study finds
- H1N1 pandemic flu points to vaccine strategy for multiple flu strains
- Catfish study reveals multiplicity of species
- Inside a snowstorm: Scientists obtain close-up look at Old Man Winter
Posted 2011-01-11:
- Mosquito nets do not work everytime, researchers find
- Cancer in a single catastrophe: Chromosome crisis common in cancer causation
- Induced pluripotent stem cells from fetal skin cells and embryonic stem cells display comparable potential for derivation of hepatocytes
- Extreme obesity associated with higher risk of death for 2009 H1N1 patients
- When less is more: How mitochondrial signals extend lifespan
- Epic journeys of turtles revealed via satellite tracking
- Atmosphere's self-cleaning capacity surprisingly stable
- Double doses of chicken pox vaccine most effective, researchers find
- Antibiotic resistance is not just genetic
- Blame the 'chaperone': Mutation in gene essential for correct protein-processing identified
- Grape ingredient resveratrol increases beneficial fat hormone
- Extracting cellular 'engines' may aid in understanding mitochondrial diseases
- Climate change to continue to year 3000 in best case scenarios, research predicts
- Measles viral protein movement described
- Herpes virus' tactical maneuver visualized in 3-D
- Cellular power plants' 'import business' revealed
- Biofuel grasslands better for birds than ethanol staple corn, researchers find
- The 'mad' Egyptian scholar who proved Aristotle wrong
Posted 2011-01-10:
- When it's cool, female butterflies chase males in sex role reversal
- Proteins need chaperones: Newly discovered processes in production of proteins described
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