News tagged with collapse
Commonly used pesticide turns honey bees into 'picky eaters'
Biologists at UC San Diego have discovered that a small dose of a commonly used crop pesticide turns honey bees into "picky eaters" and affects their ability to recruit their nestmates to otherwise good sources of food.
May 24, 2012 |
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Study reveals trade patterns for crucial substance played key role in Maya collapse
Shifts in exchange patterns provide a new perspective on the fall of inland Maya centers in Mesoamerica approximately 1,000 years ago. This major historical process, sometimes referred to as the "Maya collapse" has puzzled ...
Other Sciences / Archaeology & Fossils
May 23, 2012 |
3.7 / 5 (7) |
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Action needed to keep fish on the menu in 2050
The latest study suggests we may still be able to eat as much fish as we do today 40 years from now. But for that to happen, we'll have to change our ways, say scientists.
Apr 23, 2012 |
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Use of imidacloprid - common pesticide - linked to bee colony collapse
The likely culprit in sharp worldwide declines in honeybee colonies since 2006 is imidacloprid, one of the most widely used pesticides, according to a new study from Harvard School of Public Health (HSPH).
Apr 05, 2012 |
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A policy of mass destruction
A new analysis showing how the radical policies advocated by western economists helped to bankrupt Russia and other former Soviet countries after the Cold War has been released by researchers.
Other Sciences / Economics & Business
Mar 29, 2012 |
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Man vs. Shark: Australia's battle for the deep
Rolling from his surfboard, blood gushing from the wound where a shark had just ripped a big chunk of flesh from his thigh, Australian Glen Folkard had just one thought: "I'm alive."
Mar 23, 2012 |
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A peek at a pitch-black pit
MESSENGER captured this high-resolution image of an elongated pit crater within the floor of the 355-km (220-mile) -wide crater Tolstoj on Mercury on Jan. 11, 2012. The low angle of sun illumination puts the ...
Space & Earth / Space Exploration
Mar 20, 2012 |
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Pesticides not sole cause of declining bee numbers
(PhysOrg.com) -- Despite a growing worldwide clamor to ban pesticides linked to honey bee deaths, multiple factors contribute to the declining honey bee population, not just one class of insecticides, says Extension Apiculturist ...
Mar 20, 2012 |
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Increased honey bee diversity means fewer pathogens, more helpful bacteria
A novel study of honey bee genetic diversity co-authored by an Indiana University biologist has for the first time found that greater diversity in worker bees leads to colonies with fewer pathogens and more ...
Mar 12, 2012 |
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Ice dam collapses at Argentine glacier
An ice dam at Argentina's Perito Moreno glacier collapsed early Sunday, creating an impressive spectacle not seen since July 2008, although few tourists were actually awake to experience the moment.
Space & Earth / Earth Sciences
Mar 04, 2012 |
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Chemical treatment for colony collapse disorder temporarily worsens viral infections in honeybees
(PhysOrg.com) -- Acaricide, a chemical used against Varroa mites that infect honeybees, appears to render bees more susceptible to deformed wing virus infections, according to research published in the January issue of the ...
Jan 20, 2012 |
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Deadly fly parasite spotted for first time in honey bees
Honey bees can become the unwitting hosts of a fly parasite that causes them to abandon their hives and die after a bout of disoriented, "zombie-like" behavior, San Francisco State University researchers have ...
Jan 03, 2012 |
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Chunk of rock drops off Italy's Colosseum
The Colosseum lost another piece on Tuesday as Rome's most famous monument deteriorates further ahead of a long-delayed restoration funded by an Italian billionaire now scheduled to start in March.
Other Sciences / Archaeology & Fossils
Dec 27, 2011 |
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China to call for Kyoto extension at climate talks
China, the world's top greenhouse gas emitter, said Tuesday it will push at next week's climate talks for an extension of the Kyoto Protocol, which requires rich nations to reduce their emissions.
Nov 22, 2011 |
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A widely used bee antibiotic may harm rather than help
Honey bee populations have been mysteriously falling for at least five years in the United States, but the cause of so-called colony collapse disorder (CCD) is still largely unknown.
Nov 02, 2011 |
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