Tag: "north" at biology news

Saudi Arabia's KAUST names WHOI first research partner

...ite along the Red Sea approximately 80 kilometers north of Jeddah. Set to open in September 2009, KAUSTs aggressive global research program begins now with collaborative projects such as the WHOI initiative announced this summer. The University expects to conclude as many as four collaborations wi...

Climate change and permafrost thaw alter greenhouse gas emissions in northern wetlands

...rmafrost the perpetually frozen foundation of the north isnt so permanent anymore, and scientists are scrambling to understand the pros and cons when terra firma goes soft. Permafrost serves like a platform underneath vast expanses of northern forests and wetlands that are rooted, literally, in melting...

Satellite tracking will help answer questions about penguin travels

...d Mar del Plata, coastal towns more than 500 miles north of Punta Tombo. Epoxy and special tape will be used to attach a transmitter to each bird before it is released into the Atlantic. The tags are about the size of many common cellular telephones and weigh less than 3.5 ounces. "We want to...

Census of Marine Life historians detail collapse of bluefin tuna population off northern Europe

...o track migrations of giant bluefins found off the north of Ireland fish targeted by Irish sport fishers a...ata showing that the western and eastern stocks of north Atlantic bluefin mingle in rich foraging grounds of the central Atlantic, says Barbara Block, chief ...

Smithsonian Fragmentation Project threatened by Amazon Colonization Plan

...he complex Amazonian rainforest. Located two hours north of Manaus, Brazil, the projects study area spans 1,000 square kilometers and is home to an abundance of large rainforest animals, such as jaguars, pumas, tapirs and harpy eagles, which are quickly hunted out of unprotected forests. Now, SUFRAMA (Su...

Humboldt squid on the move

... five years, large, predatory Humboldt squid moved north from equatorial waters and invaded the sea off Cen...fornia. They have occasionally been spotted as far north as San Francisco, but never before in large numbers or over long periods of time. In recent years, m...

Clues to future evolution of HIV come from African green monkeys

... one of two paths: southeast into vervets and then north into grivets or northeast into grivets and then south into vervets. Wertheim said, "I was surprised that the geography could explain the virus phylogenetic tree, how well it fit. You just look and -- there it is!" The UA researchers suggest that ...

Germany's embryo protection law is 'killing embryos rather than protecting them'

... ART cycles in 54 countries (all of Europe, all of north and south America, and parts of Asia and the Middle East), representing about half of the world and three billion people total ART activity in the whole of the world is estimated at 1.1 million cycles a year approximately 240,000 ART babies w...

Satellite images reveal link between urban growth and changing rainfall patterns

... was created in 1980 in the Pearl River Delta just north of Hong Kong. Seto, a Hong Kong native, witnessed the impact of this designation during successive visits with relatives in mainland China. In a previous paper, Seto and her colleagues analyzed satellite imagery and found that urban areas in the Pe...

Scientists close in on missing carbon sink

...ls were overestimating the amount of uptake in the north and underestimating uptake in the tropics," says Kevin Gurney of Purdue University, a co-author of the paper and coordinator of the TransCom study. "To figure out exactly what is happening, we need improved models and more atmospheric observations."...

Ice Age extinction claimed highly carnivorous Alaskan wolves

...hly carnivorous form of wolf that lived in Alaska, north of the ice sheets. Wolves were generally thought to have survived the end-Pleistocene extinction relatively unscathed. But this previously unrecognized type of wolf appears to have vanished without a trace some 12,000 years ago. The study, which...

Study helps preserve Arctic whale, Eskimo subsistence hunt

... The bowhead, Balaena mysticetus, lives farther north than any other whale and has the lowest core body ...haped head to crack through the ice as it migrates north into the Beaufort Sea every summer and south into the Bering Sea for winter. Like all baleen whales,...

Salty oceans provide early warning for climate change

...ure gradient in the ocean that sends energy to the north without water actually being transported, explains Zahn. Regardless of whether ocean circulation speeds up or slows down it causes significant climate change, altering the hydrological cycle and affecting atmospheric circulation patterns too. C...

Stray penguins probably reached northern waters by fishing boat

...e Galapagos penguin is the only species that lives north of the equator, and that is only because Isabella ...where the species lives and breeds, lies partially north of the equator. There were efforts in the early to mid 20th century to establish breeding penguin...

Departure to cold water corals and other 'hot spots'

...tion, Polarstern begins to make its way toward the north on May 29. The flagship of the Alfred Wegener Institute for Polar and Marine Research (AWI), is initially heading to Northern Norway and then on to Spitsbergen during its 22nd Arctic expedition. One of the scientific priorities is the European projec...

Tropical birds have slow pace of life compared to northern species, study finds

... live in the tropics much of the year, but migrate north to temperate climates such as the United States an...ave a tropical lifestyle, even though they come up north to breed, and that tropical lifestyle is consistent with a reduced metabolic rate," Williams said. ...

Oregon researchers involved in new Clovis-age impact theory

...loding above or even into the Laurentide Ice Sheet north of the Great Lakes. "Highest concentrations of extraterrestrial impact materials occur in the Great Lakes area and spread out from there," Kennett said. "It would have had major effects on humans. Immediate effects would have been in the North and ...

Salmon tracking program expands to California

...16 California fishermen who are working the waters north and south of Point Arena, according to David Goldenberg, CEO of the council. "The goals are very similar to what Oregon is trying to accomplish with the Klamath River runs, but we're a year behind," Goldenberg said. "This is a pilot project for us,...

Marine reserves could save coral reefs

...alia, from the northern tip of Queensland, to just north of Bundaberg. At 2,300km long, it is the largest natural feature on Earth. Coral reefs occupy less than one quarter of one percent of the Earth's marine environment, yet they are home to more than a quarter of all known fish species. As well as sup...

Marine scientists monitor longest mammal migration

...eling from Antarctica across the equator to as far north as Costa Rica to overwinter, a distance of approxi...hemisphere humpback whale population can be found north of the equator during winter. Daniel Palacios, an oceanographer working out of NOAAs Southwest ...

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(Date:4/17/2014)... and pathogens that devastate honeybees in Europe, Asia and ... do not appear to be impacting native honeybee populations ... researchers., The invasive pests include including Nosema microsporidia ... honeybees appear to be resilient to these invasive pests, ... control pests in Europe, Asia and the United States ...
(Date:4/17/2014)... Current Biology on April 17 have discovered ... Brazilian insects, which represent four distinct but related species ... example of an animal with sex-reversed genitalia. , ... animals, Neotrogla is the only example in ... Yoshizawa from Hokkaido University in Japan. , During copulation, ...
(Date:4/17/2014)... Scientists have uncovered a new way the immune system ... aid efforts to use immune cells to treat illness. ... have the immunological equivalent of "neighborhood police" specialized ... single organ, instead of an entire city, the body. ... St. Louis have shown that the liver, skin and ...
Breaking Biology News(10 mins):East African honeybees are safe from invasive pests… for now 2East African honeybees are safe from invasive pests… for now 3In sex-reversed cave insects, females have the penises 2Some immune cells defend only 1 organ 2
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