ScienceDaily Environment Headlines -- for the Week of February 27 to March 6, 2011

ScienceDaily Environment Headlines

for the Week of February 27 to March 6, 2011

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Posted 2011-03-05:

• Has Earth's sixth mass extinction already arrived?
• Jekyll and Hyde: Cells' executioner can also stave off death
• Reviving 100-year-old resting spores of diatoms
• Invasive species widespread, but not more than at home range
• Clean fuel worsens climate impacts for some vehicle engines
• Simulating breaking waves

Posted 2011-03-05:

• Fossils of horse teeth indicate 'you are what you eat'
• Observing Arctic ice-edge plankton blooms from space
• Rising carbon dioxide is causing plants to have fewer pores, releasing less water to the atmosphere
• New system can warn of tsunamis within minutes
• New light-sensing mechanism found in neurons
• Worms strike see-saw balance in disease resistance
• Scientists create cell assembly line: New technology synthesizes cellular structures from simple starting materials
• NASA's Glory satellite fails to reach orbit
• Risks of chemical exposure: Scientists call for 'swifter and sounder' testing of chemicals
• Some Antarctic ice is forming from bottom
• Sex differences in male and female learning revealed by gibbons
• Ecological adaptation likely to influence impacts of climate change
• Flood-tolerant rice plants can also survive drought
• California islands give up evidence of early seafaring: Numerous artifacts found at late Pleistocene sites on the Channel Islands
• New clue to controlling skin regeneration, as well as skin cancer
• New findings on drug tolerance in TB suggest ideas for shorter cures

Posted 2011-03-04:

• Oldest objects in solar system indicate a turbulent beginning
• Solving the puzzle of Henry VIII
• Mapping human vulnerability to climate change
• Human ancestors lived on shaky ground
• New findings challenge view of key part of immune defense
• Using artificial, cell-like 'honey pots' to entrap deadly viruses
• Turning bacteria into butanol biofuel factories: Transplanted enzyme pathway makes E. coli churn out n-butanol
• Shrinking tundra, advancing forests: how the Arctic will look by century's end
• Four new species of Zombie ant fungi discovered in Brazilian rainforest
• Solving the riddle of nature’s perfect spring
• Cannabis use precedes the onset of psychotic symptoms in young people, study finds
• Eastern cougar is extinct, U.S. Fish and Wildlife Service concludes
• 'A little off the top' helps map cells with submicrometer resolution
• Clouds amplify ecological light pollution
• Arctic blooms occurring earlier: Phytoplankton peak arising 50 days early, with unknown impacts on marine food chain and carbon cycling
• What wasps can tell us about sex
• How much can a cell uptake?
• Diversifying crops may protect yields against a more variable climate

Posted 2011-03-03:

• Florida could be 10 to 15 million years older than previously believed, pollen study shows
• Protein identified that serves as a switch in a key pathway of programmed cell death
• New role found for cancer protein p53
• Two new crustaceans discovered in Iberian Peninsula, Spain
• Combined molecular study techniques reveal more about DNA proteins
• Effectiveness of wastewater treatment may be damaged during a severe flu pandemic
• Good fungi might prove even better for plant, human health
• Bacteria can communicate with each other through nanotubes, researchers discover
• New 'thermometer' helps scientists accurately measure rock formation
• World's most powerful optical microscope: Microscope could 'solve the cause of viruses'
• Songbird's strategy for changing its tune could inform rehab efforts
• Scientists unravel the mysterious mechanics of spider silk
• HIV vaccine impacts the genetic makeup of the virus
• Mini or massive? For turtles and tortoises, it all depends on where you live
• Herbal teas may provide health benefits
• Algae converted to butanol; Fuel can be used in automobiles
• Findings on pollution damage to human airways could yield new therapies
• Pakistan floods last summer could have been predicted, experts say

Posted 2011-03-02:

• Analysis of bread mold genomes demonstrates 'reverse-ecology' tool
• 'Social-IQ score' for bacteria developed
• Florida citrus industry: Mechanical harvesting creates up to 250 percent more debris than hand harvesting, study finds
• Technique for measuring methane gas from cattle
• Rare 89-million-year-old flying reptile fossil from Texas may be world's oldest pteranodon
• Sugar-sweetened drinks associated with higher blood pressure
• Scientists identify new implications for perennial bioenergy crops
• Mating mites trapped in amber reveal sex role reversal
• 'Stupid strategies' could be best for the genes
• New hope for one of the world’s rarest chameleons
• Increase in microearthquakes in California found after Chilean quake
• Dry lake reveals evidence of southwestern 'megadroughts'
• Free radicals may be good for you

Posted 2011-03-01:

• Scientists track great hammerhead shark migration
• Antioxidants in pecans may contribute to heart health and disease prevention
• Learning from old bones to treat modern back pain
• Climate change causing demise of lodgepole pine in western North America
• Scientists generate pluripotent stem cells from horses
• This microbe's for you: Brewery waste becomes scientific fodder for producing liquid biofuels
• Migrating sea turtles have magnetic sense for longitude
• Drier conditions projected to accelerate dust storms in the southwest
• Powerful microscope reveals chemical structure of fossils
• Subtle shifts, not major sweeps, drove human evolution
• Collisions of protein machines cause DNA replication derailment
• Potential treatment for Chikungunya discovered
• Mystery about recognition of unfolded proteins solved: The lock shapes the key
• Shining a light on trypanosome reproduction
• Markedly higher vitamin D intake needed to reduce cancer risk, researchers say
• Meningitis: Neisseria meningitidis disseminates itself by sending out 'scouts'
• Turning forests into fuel: Promise and limits of biomass energy in Northeastern U.S.
• The deterioration of Mediterranean farmland patrimony

Posted 2011-02-28:

• PCBs may affect in vitro fertilization outcomes
• Bisphenol A exposures lower in Canadians compared to Americans
• Scientists find gene responsible for color patterns in mice
• Arctic environment during an ancient bout of natural global warming
• Reducing one's 'nitrogen footprint': New Web-based tool helps people make sustainable living choices
• Clues about grasshopper population explosions
• Floating solar panels: Solar installations on water
• Planning and visualization lead to better food habits

Posted 2011-02-27:

• Transgenic fungi may be able to combat malaria and other bug-borne diseases
• Coral 'network' can protect Asia-Pacific fish stocks, study suggests
• Tweeting teenage songbirds reveal impact of social cues on learning

Posted 2011-02-26:

• Bamiyan Buddhas once glowed in red, white and blue
• Rare, unique seeds arrive at Svalbard Vault, as crises threaten world crop collections
• Newborn heart muscle can grow back by itself, study shows
• Low vitamin D levels linked to allergies in kids
• HIV makes protein that may help virus's resurgence
• Much of Mississippi River sediment comes from stream bank collapse, rather than field runoff
• Obesity and diabetes are a downside of human evolution, research suggests
• Links between longer ragweed season and climate change confirmed
• New long-acting local anesthetic derived from algae effectively blocks pain in surgical patients
• Global red fire ant invasions traced to southern US
• Chemical compounds in trees can fight deadly staph infections in humans
• Ocean currents cause microbes to filter light
• New bird to science emphasizes the critical need to conserve the remaining dry forests of Madagascar
• Homoplasy: A good thread to pull to understand the evolutionary ball of yarn
• Cod fish with mini-thermometers
• Migrating cells flow like glass: Research advances understanding of wound healing, cancer metastasis, and embryonic development
• Semporna area on island of Borneo, Malaysia, may have richest marine biodiversity in the world
• Catalogue of sustainable design resources developed

Posted 2011-02-25:

• Ancient catastrophic drought leads to question: How severe can climate change become?
• Just like cars, developmental genes have more than one way to stop
• How nature's patterns form
• Green chemistry offers route towards zero-waste production
• Is dairy colostrum the key to Olympic success?
• Discovery of oldest northern North American human remains provides new insights into Ice-Age culture
• Probiotic identified to treat ulcers
• New method powerfully boosts efficiency of RNA interference (RNAi) in shutting down genes
• Another spring of major flooding likely in North Central United States, NOAA predicts
• New stretchable solar cells will power artificial electronic 'super skin'
• Oscillating 'plug' of magma causes tremors that forecast volcanic eruptions
• Gaze-following abilities in wolves
• New finding in ribosome signaling may lead to improved antibiotics
• New transmission concept for wind turbines: Higher energy yield with torque vectoring gears
• New high-performance lithium-ion battery 'top candidate' for electric cars
• Launching balloons in Antarctica
• Virus-mimicking nanoparticles can stimulate long-lasting immunity
• New vaccine technology protects mice from hepatitis C virus
• High vitamin-D bread could help solve widespread insufficiency problem
• A semantic sommelier: Wine application highlights the power of Web 3.0
• Microbes help children breathe easily? Bacteria and fungi may offer protection against asthma, study suggests

Posted 2011-02-24:

• New England, Mid-Atlantic beaches eroding, losing 1. 6 feet per year on average
• Polygamy hurt 19th century Mormon wives' evolutionary fitness, scientists say
• 3-D structure required for function of some vital cell transporters resolved
• Bacteria living on old-growth trees
• Paper archives reveal pollution's history
• Pump that bacteria use to resist drugs described
• 'Thunder-thighs' dinosaur discovered: Brontomerus may have used powerful thigh muscles to kick predators
• Vaccine made with synthetic gene protects against deadly pneumonia
• 6,000-year climate record suggests longer droughts, drier climate for Pacific Northwest
• Organic vs. conventional farming: No clear answers from nitrogen fixing bacteria counts
• New report lists 25 most endangered turtle species; Some turtle species number less than 5 individuals
• New marine mollusk -- oldest in its genus -- discovered in Iberian Peninsula
• Texas leafcutter ants aided, but also limited, by cold-tolerant fungus crops, research shows
• 'Climategate' undermined belief in global warming among many TV meteorologists, study shows
• Old folk remedy revived: How tansy may be a treatment for herpes
• Proteins find their way with address label and guide
• Transitioning to organic farming

Posted 2011-02-23:

• Even in a crowd, individuals remain unique, rodent vocalization study finds
• Cold winters mean more pollution, Swedish study suggests
• Satellite to examine how sun's brightness impacts climate change
• Researchers map out ice sheets shrinking during Ice Age
• Earth's core rotation faster than rest of the planet, but slower than previously believed
• First identification of endocrine disruptors in algae blooms
• New Zealand earthquake damage illustrates risks posed by shallow crustal faults
• T. rex more hyena than lion: Tyrannosaurus rex was opportunistic feeder, not top predator, paleontologists say
• Unraveling how prion proteins move along axons in the brain
• What a rat can tell us about touch
• Plankton key to origin of Earth's first breathable atmosphere
• How disordered proteins spread from cell to cell, potentially spreading disease
• Reprogrammed stem cells hit a roadblock: Reprogramming cells leads to genomic aberrations
• Pollution with antibiotics leads to resistant bacteria, scientists find
• Brown tide culprit sequenced: Genome of the first of algal bloom species
• Dry copper kills bacteria on contact
• Carbon sink at South Pole has grown recently, historical collections reveal
• Careful cleaning of children's skin wounds key to healing, regardless of antibiotic choice
• Antifungal compound found on tropical seaweed has promising antimalarial properties
• Poor park planning drives kids indoors
• Climate and aerosols: NASA's Glory satellite promises new view of perplexing particles
• Climate change affecting food safety
• Capacity of developing country NRAs key to accelerated introduction of upcoming dengue vaccines
• New face of sleeping sickness epidemiology highlights need for new tools

Posted 2011-02-22:

• Plants cloned as seeds: Hybrids that breed true would be major advance for crop plants
• Better way to diagnose pneumonia
• Gorillas go green: Apes shed pounds while doubling calories on leafy diet, researcher finds
• New model for probing antidepressant actions
• The world’s oldest water?
• Plants that can move inspire new adaptive structures
• New technology for cheaper, more efficient solar cells
• Floating spores kill malaria mosquito larvae
• Testing the limits of where humans can live
• Spent nuclear fuel is anything but waste
• Trichinosis parasite gets DNA decoded
• New assessment of black carbon and tropospheric ozone's role in climate change
• Pollution tax rebates little help for low-income workers, study finds
• Sustainability solutions need the power of networks

Posted 2011-02-21:

• Mimicking photosynthesis path to solar-derived hydrogen fuel
• Universal flu vaccine study yields success in mice
• Storm-chasing weather radar used to track bat populations
• Climate projections show human health impacts possible within 30 years: Potential increases in waterborne toxins and microbes
• Frequent, severe fires turn Alaskan forests into a carbon production line
• Geographer calls for complexity in sustainability science models
• Archaeologist models past and future landscapes
• One Health: From ideas to implementation, rhetoric to reality
• Water, water, everywhere ... but is it safe to drink?

Posted 2011-02-20:

• Oldest fossils of large seaweeds, possible animals tell story about oxygen in an ancient ocean
• Mind over matter: EECoG may finally allow enduring control of a prosthetic or a paralyzed arm by thought alone
• Efficacy of tuberculosis vaccine enhanced thanks to new research
• Biologists use GPS to 'map' bat teeth to explore evolutionary adaptations to diet
• Research predicts future evolution of flu viruses
• Fishing down food web leaves fewer big fish, more small fish in past century
• Plant breeding is being transformed by advances in genomics and computing

Posted 2011-02-19:

• Fountain of youth from the tap? Environmental lithium uptake promotes longevity, scientists demonstrate
• Experts question aspects of prescribed burning
• Solar flare: Space weather disrupts communications, threatens other technologies
• Reverse genetics allow scientists to slow spread of Rubella virus
• Oxygen levels in the air do not limit plant productivity, researchers find
• Chemical guided missile could be the answer to wiping out cancer
• Leafcutter ant genome reveals secrets of fungus farming ways
• Hydrogen cartridges fuel laptops and phones for outdoor enthusiasts
• The green machine: Algae clean wastewater, convert to biodiesel
• Catching space weather in the act
• Sleeping Trojan horse to aid imaging of diseased cells
• Improving microscopy by following the astronomers' guide star
• Bears uncouple temperature and metabolism for hibernation, new study shows
• Warm weather may hurt thinking skills in people with multiple sclerosis
• World's largest lake sheds light on ecosystem responses to climate variability
• Broader psychological impact of 2010 Gulf of Mexico oil spill
• Pollution triggers genetic resistance mechanism in a coastal fish
• Multiple approaches necessary to tackle world's food problems, biologist argues
• Chemist focuses on education for real-world sustainability challenges
• Researchers tapping the potential of radar technologies to advance aeroecology
• Nearly 60 small to moderate earthquakes strike Arkansas and are widely felt
• Izmit earthquake (Turkey): Early warning signals detected for the first time
• Biodiversity in danger: Which areas should be protected? New Digital Observatory helps to set priorities

Posted 2011-02-18:

• Ozone layer’s future linked strongly to changes in climate, study finds
• Insects hold atomic clues about the type of habitats in which they live
• First skyscraper was a monument to intimidation: How Jericho's 11,000-year-old 'cosmic' tower came into being
• Scientists discover agave's tremendous potential as new bioenergy feedstock
• Global warming may reroute evolution, milkweed research finds
• Choosing your neighbors: Scientists see how microbes relate in space
• Waking up is hard to do: Scientists identify a gene important for the daily rhythms of the sleep-wake cycle
• Thawing permafrost likely will accelerate global warming, study finds
• Host genetics plays unexpected role in dance with pathogen
• Storms, soccer matches hidden in seismometer noise
• Why are vines overtaking the American tropics?
• Fossil antelopes shed new light on today's sub-Saharan mammals
• Acid oceans demand greater reef care
• New romaine lettuce lines launched; Breeding lines prove dieback resistant, show improved shelf life
• Put major government policy options through a science test first, biodiversity experts urge
• Choose less contaminating products thanks to eco-labelling

Posted 2011-02-17:

• Finding a way to extend tomato shelf-life
• Iceland volcano drilling suggests magma could become source of high-grade energy
• Ultra-fast suction traps leave no chance for prey animals
• New pneumococcal vaccine approach successful in early tests; Vaccine inhibits bacteria by mimicking naturally-acquired immunity
• Sterility in frogs caused by environmental pharmaceutical progestogens, study finds
• Fossils may look like human bones: Biological anthropologists question claims for human ancestry
• New way to estimate global rainfall and track ocean pollution
• Pheromone increases foraging honey bees, leads to healthier hives
• Researchers model fetal-to-adult hemoglobin switching: Important step towards cure for blood diseases
• Inhaling 'Red Mud Disaster' dust may not be as harmful to health as feared
• Living fast but dying older is possible -- if you're a sheep
• Lavender oil has potent antifungal effect
• If greenhouse gas emissions stopped now, Earth would still likely get warmer, new research shows
• Extinction predictor to help protect coral reefs
• Atomic model of tropomyosin bound to actin

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