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California in Biological News

Warming climate threatens California fruit and nut production

Winter chill, a vital climatic trigger for many tree crops, is likely to decrease by more than 50 percent during this century as global climate warms, making California no longer suitable for growing many fruit and nut crops, according to a team of researchers from the University of California, Da...

New species of phallus-shaped mushroom named after California Academy of Sciences scientist

SAN FRANCISCO (June 15, 2009) - It's two inches long, grows on wood, and is shaped like a phallus. A new species of stinkhorn mushroom, Phallus drewesii , has been discovered on the African island of Sao Tome and graces the upcoming cover of the journal Mycologia . The mushroom is named after R...

New Southern California beetle killing oaks

DAVIS, Calif. May 1, 2009U.S. Forest Service scientists have completed a study on a beetle that was first detected in California in 2004, but has now attacked 67 percent of the oak trees in an area 30 miles east of San Diego. Their report appears in the current issue of The Pan-Pacific Entomolo...

Origins of wolverine in California genetically verified

A wolverine first photographed by a remote-controlled camera on the Tahoe National Forest in February 2008 is most closely related to Rocky Mountain populations, according to a team of 10 federal, state and university scientists. Their findings are published in the latest edition of Northwest ...

Methyl bromide alternatives for California strawberry nurseries

SALINAS, CASince around 1960, methyl bromide (MB) has been the foundation for soilborne disease and weed control in California strawberries. MB, classified as a Class I stratospheric ozone-depleting chemical, has been phased out since 2005, but is still being used in strawberry production under a ...

Forest inventories in California include more than trees

PORTLAND, Ore. December 3, 2008. The first 5-year forest inventory report for California's private and public lands is now available to the public: California's Forest Resources, 2001-2005: Five-Year Forest Inventory and Analysis Report. Here are some key findings from the report: Forests cov...

NASA responds to California wildfire emergency imaging request

WASHINGTON -- A remotely piloted aircraft carrying a NASA sensor flew over much of California earlier this week, gathering information that will be used to help fight more than 300 wildfires burning within the state. Additional flights are planned for next week. The flights by NASA's unmanned ...

Domoic acid from toxic algal blooms may cause seizures in California sea lions

Scientists, reporting in the current issue of the online journal Marine Drugs , state that an increase of epileptic seizures and behavioral abnormalities in California sea lions can result from low-dose exposure to domoic acid as a fetus. The findings follow an analysis earlier this year led by F...

U.S. IEEE members to report on Sci-Tech at California newspapers

WASHINGTON -- Two IEEE-USA Engineering Mass Media Fellows, Wendy Hansen and Maddalena Jackson, are writing news stories on science, engineering and technology as part of a 10-week internship from June to August at the Los Angeles Times and Sacramento Bee, respectively. Wendy Hansen is a bioph...

Unmanned aircraft to study Southern California smog and its consequences

Using sophisticated unmanned aircraft, research scientists at Scripps Institution of Oceanography, UC San Diego hope to assess Southern Californias potential for climate change and better understand the sources of air pollution. Funded by the California Energy Commission, the California AUAV Ai...

Preliminary DNA analysis completed on California wolverine

Preliminary results from DNA analysis of wolverine scat samples collected on the Tahoe National Forest do not match those of historic California wolverine populations, according to U.S. Forest Service scientists. Geneticists with the agencys Rocky Mountain Research Station recently began analyz...

Fishermen and UCSB scientists explore ways to improve management of California spiny lobsters

(Santa Barbara, Calif.) Unique, collaborative ways to manage fisheries are emerging in Southern California. Currently the California spiny lobster is being scrutinized as Californians evaluate the first five years of marine reserves in the Channel Islands area. An innovative collaboration ha...

Scat sniffing dogs detecting rare California carnivores

BERKELEY, Calif.Scientists at the U.S. Forest Service Redwood Sciences Lab and University of Vermont found scat sniffing dogs might be the best way to confirm the presence of rare carnivores in forested areas like the Southern Sierra Nevada Mountains. In 2003 and 2004, they compared the ability...

Southern California institutions to collaborate on stem cell research

LOS ANGELES, November 29, 2007 - Research institutions across Southern California have joined forces to advance stem cell research by establishing the Southern California Stem Cell Scientific Collaboration (SC3). Members of the collaboration include the University of Southern California, Childrens...

Massive California fires consistent with climate change

CORVALLIS, Ore. The catastrophic fires that are sweeping Southern California are consistent with what climate change models have been predicting for years, experts say, and they may be just a prelude to many more such events in the future as vegetation grows heavier than usual and then ignites d...

New paper examines dams' effects on California salmon

DURHAM, N.C. -- Spring-run Chinook salmon and other fish in the rivers of Californias Central Valley could be harmed by more water-storage dams, according to researchers at Duke University and the National Oceanic and Atmospheric Administration. The findings of a recent paper may serve as a cau...

The Marine Mammal Center begins new leptospirosis study in California

(SAUSALITO, Calif. October 22, 2008) The Marine Mammal Center is seeing a large number of leptospirosis cases in California sea lions this year and is leading a study to determine when and why the sea lions contract this disease. Every four to five years, the Center sees a surge in the number o...

Study finds high mortality of endangered loggerhead sea turtles in Baja California

SANTA CRUZ, CA--Along the southern coast of Baja California, Mexico, scientists have been counting the carcasses of endangered sea turtles for a decade as part of an effort to assess and eliminate threats to loggerhead sea turtle populations. Their findings, published this week, are shocking: almo...

UC Riverside to host conference on stricter air quality standards for Southern California

RIVERSIDE, Calif. How Southern California tackles the daunting task of meeting stricter federal and state emissions standards and reducing greenhouse gases is the focus of an all-day conference hosted by UC Riversides Edward J. Blakely Center for Sustainable Suburban Development and the Souther...

Scientists believe photograph depicts wolverine in California

ALBANY, Calif.U.S. Forest Service scientists believe an Oregon State University graduate student working on a cooperative project with the agencys Pacific Southwest Research station on the Tahoe National Forest has photographed a wolverine, an animal whose presence has not been confirmed in Califo...

Microfossils disclose geologic history of eastern California

Boulder, CO, USA The Bird Spring Shelf in southeastern California and basins to the west reveal a complex history of late Paleozoic sedimentation, sea-level changes, and deformation along the western North American continental margin. A new book published by the Geological Society of America captu...

Researchers develop flood-tolerant California rice

Rice grown anywhere in the world soon could be made completely flood-tolerant because of new research by UC Riverside geneticists, done in collaboration with scientists at UC Davis and the International Rice Research Institute in the Philippines. By gradually introducing into California rice "subme...

Seal rookeries could provide a reliable food source for endangered California condors, study finds

A team of scientists is proposing that endangered California condors raised in captivity be released near seal and sea lion rookeries so that the birds can once again feast on the carcasses of marine mammals as their ancestors did centuries ago. The researchers from Stanford University and four o...

AGU journal highlights -- Aug. 6, 2009

...heric, Oceanic and Space Sciences, University of Michigan, Ann Arbor, Michigan, USA; Michael J. Sander and Lyle Skjerve: Jet Propulsion Laboratory, california Institute of Technology, Pasadena, California, USA; Bruce Cantor: Malin Space Science Systems, Inc., San Diego, California, USA. Source: Geoph...

Sustainable agriculture at the ESA Annual Meeting

...that increasing the natural habitat in and around farms can boost populations of pests' natural enemies. Rebecca Chaplin-Kramer of the University of california Berkeley surveyed the abundance of flies, ladybugs, wasps and other predators of a common agricultural pest, the cabbage aphid, in croplands ranging f...

New hope for fisheries

...ntly recovering from overfishing: fish abundance has recently been increasing above the long-term average in Iceland, the Northeast U.S. Shelf and the california Current. This new study is a follow-up to a 2006 paper in Science by Worm and others that highlighted a widespread global trend toward fisheries ...

August 2009 Geology and GSA Today media highlights

...ica -- Implications for the Permian-Triassic boundary Andrea Fildani et al., Chevron Energy Technology Company, 6001 Bollinger Canyon Rd, San Ramon, california 94583, USA. Pages 719-722. The most extreme biological crisis on Earth, the end-Permian mass extinction, is recorded in terrestrial vertebrate foss...

Iron isotopes as a tool in oceanography

...es based at NOCS, and his colleagues have helped fill this gap be measuring iron isotopes in pore fluids from both the Eel River shelf on the northern california margin (120 m water depth), and deep-sea sediments from the Southern Ocean around the Crozet Island Plateau (3000� m water depth), about 1400 m...

Rodent size linked to human population and climate change

...had done earlier studies on a century's worth of anatomic changes between two geographically isolated rodents -- Channel Island deer mice from coastal california and white-footed mice northwest of Chicago -- and noted fast change among both. "I suspected they weren't unique examples," he said. "I wondered wh...

K-State researcher, collaborators study virulence of pandemic H1N1 virus

...y to predict how the strains would affect humans. Comparing an isolate from california with one from Mexico, Richt and his collaborators found that the california isolate was more virulent than the Mexico isolate. Both pandemic H1N1 virus...

Recovery act-funded research projects aid communities across the country

...d supporting science-related construction projects. An influx of ARRA funds has enabled public and private research universities from Maryland to california to post 'help wanted' ads, providing a boon to the local economies. Through the National Institutes of Health's ARRA-funded summer experience program...

Reducing risk of hospitalization in the elderly

...esearch suggests that we need to re-think the way we define sarcopenia or age-related muscle loss," says Peggy Cawthon, PhD, MPH, a scientist with the california Pacific Medical Center Research Institute and the lead author of the study. "Many definitions of sarcopenia today tend to focus on lean mass or muscle...

Freshwater fish at the top of the food chain evolve more slowly

... The largemouth bass is a prime example: "There's no fish out there that's a better fish-feeder," says co-author Peter Wainwright of the University of california at Davis. One key to feeding on fish is to have a large mouth, but the other part of the equation is speed, the researchers explain. "A largemouth ...

Wildfires set to increase 50 percent by 2050

...l lead to significant deterioration of the air quality in the western United States due to greater presence of smoke. "Wildfires, such as those in california earlier this year, are a serious problem in the United States and this research shows that climate change is going to make things significantly worse,...

AAAS Pacific division scientific conference to meet in San Francisco Aug. 14 - 19

...rican landscape art WHERE: San Francisco State University and the california Academy of Sciences WHEN: Aug. 14 19, 2009 PROGRAM OVERVIEW:... focusing on Darwin's exploration of the Galapagos Archipelago. Aug. 14-15, california Academy of Sciences Scientific symposia. Aug. 17-19, San Francisco State U...

Biologists rediscover endangered frog population

...f the frog in captivity, and successful efforts by california Department of Fish and Game to restore frog habitat renews hope of survival for this Southern california amphibian. Globally, amphibians are on the decl...n Diego Zoo's Institute for Conservation Research, california Department of Transportation (Caltrans), U.S. Fish...

URI researcher sheds light on 'man-eating' squid; finds them timid, nonthreatening

...was a little nervous getting into the water with them for the first time," Seibel said. Scuba diving at night in the surface waters of the Gulf of california in 2007, Seibel scanned the depths with his flashlight and saw the shadows of Humboldt squid far in the distance. After he got up his nerve, he turn...

DOE-funded research projects win 46 R&D 100 Awards for 2009

...ndia National Laboratories, University of Southern california (Doheny Eye Institute), california Institute of Technology, North Carolina State University, the University of california at Santa Cruz and Second Sight Medical Products LL...

URI researcher sheds light on 'man-eating' squid; finds them timid, non-threatening

...was a little nervous getting into the water with them for the first time," Seibel said. Scuba diving at night in the surface waters of the Gulf of california in 2007, Seibel scanned the depths with his flashlight and saw the shadows of Humboldt squid far in the distance. After he got up his nerve, he turn...

$2 million grant aids study of lung cancer in people who never smoked

... Simmons Comprehensive Cancer Center, Johns Hopkins University in Baltimore, Fred Hutchinson Cancer Research Center in Seattle, University of Southern california and at the British Columbia Cancer Agency in Vancouver will undertake a coordinated approach to biomarker discovery, using their expertise to study th...
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