This week in European sciences -- week 34 |
Overview
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Drink water and sweat - or just head for the next shopping mall Tim Radford
reports in the Guardian (August
21, 2003) how France could have saved its several thousands victims
of the heatwave. "You must sweat. Therefore you have to replace the
water you lose by sweating. Water is essential. Otherwise you cannot cool,"
physiologist Frances Ashcroft of Oxford University is quoted. That is
the only way the body may cool when ambient air temperature is above body
temperature. Especially elderly people shall head for the next air-conditioned
shopping mall. |
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The
Guardian August 21, 2003 |
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Increasing Your Odds in a Heart Attack It may be
more important for heart attack victims to get to a hospital that performs
angioplasty, a procedure that uses balloon-like devices to clear blocked
arteries, than to get to the nearest hospital. In an article in the Wall
Street Journal (August 21,
2003, front page), Juliet Chung and David Armstrong report that according
to a study published in the New England Journal of Medicine to get to
the right hospital is more important than to get to the closest hospital
when experiencing a heart attack. Chung and Armstrong quote Dr. Robert
Bonow, chief of cardiology at the Northwestern University Medical School,
as saying that "he would bypass the small community hospital closest
to his home if he were having a heart attack and instead go to a larger
facility that performs angioplasty." This conclusion suggests that
people familiarize themselves with area hospitals ahead of time, and learn
which one would cover their insurance and offer angioplasty in case of
a heart attack. |
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Wall
Street Journal
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Second Case Like SARS Turns Up in Canada Canadian
health officials announced that a second nursing home has reported a relatively
mild upper respiratory problem caused by a SARS-like virus. It is the
second nursing home in the Vancouver area that reported that illness.
Lawrence Altman reported in NY Times (August
21, 2003) that in a telephone interview Dr. Perry Kendall, the British
Columbia health officer, said that about nine of the 100 residents in
the second nursing home have contracted the respiratory infection. It
is a mild upper respiratory infection with little coughing and no pneumonia. |
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New
York Times August 21, 2003 |
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We
love the work by Fred Pearce, mostly uncovering the unexpected.
Now he reports in The Independent (August
20, 2003) whether and how viruses or bacteria may travel thousands
of kilometers by the winds? And he goes one step further: Is it possible,
that even bugs may have evolved to create the building-blocks of clouds
as a means of transport? |
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The
Independent
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The Heatwave: A Warning for the Future Researchers
say that the recent heatwave in Europe is a salutary warning of the changes
to come, writes Andy Coghlan in NewScientist (August
20, 2003). With drier conditions in the south of Europe, it will be
difficult to maintain dairy production, and there will be parts of southern
Europe where agricultural production is no longer viable. "It's dangerous
to push these things under the carpet because we need to start planning
now for the impacts of climate change," Jørgen Olesen of the Danish Institute
of Agricultural Sciences in Tjele is quoted. On the other hand in nothern
Europe yields of sugar beet and oilseed rape have increased by the warm
temperatures. Both productivity changes have been predicted by Olesen
and colleagues in 2002. |
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NewScientist
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Gene Therapy Used to Treat Patient With Parkinson's The United
States Food and Drug Administration has approved a Phase 1 trial for a
new gene therapy experiment that infuses 3.5 billion viral particles directly
into a human's brain to fight Parkinson's disease. Each particle
holds "a copy of a human gene meant to help relieve the tremors,
shuffling gait and other abnormal movements caused by Parkinson's disease,"
reported Denise Grady and Gina Kolata in The New York Times (August
19, 2003, front page). The first of 12 people with severe Parkinson's
has already received the treatment at New York Presbyterian Hospital.
The main goal of the experiment is to test the procedure's safety. According
to Dr. Michael G. Kaplitt, assistant professor at Weill Cornell Medical
Center and director of stereotactic and functional neurosurgery at New
York Presbyterian Hospital, researchers do not expect this procedure to
become a cure for Parkinson's, but a new treatment to built upon. First
results are expected within three months. But
some gene therapy experts are concerned about the new procedure.
Dr. C. Walter Olanow, chairman of the department of neurology at Mount
Sinai School of Medicine said that the experiment was crazy. Skeptics
say there was not proof that the experiments work in monkeys. They are
worried about potential harm to people such as the spreading of the viruses
in the brain. |
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New
York Times August 19, 2003 |
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Let's direct our binoculars on Mars There is
nothing new for science when Mars and Earth approach closest in this august
for the last 60,000 years, as John Noble Wilford points out in NY Times
(August
19, 2003). But it is fascinating. Mars got larger and redder than
ever. The planet is now more luminous than Jupiter and Sirius, the brightest
star in the night sky. Amateur astronomers with telescopes are able to
observe mountains, the broad desert basins and the southern polar ice
cap - mostly frozen carbon dioxide. Hence, let's join the next Mars-gazing
party. |
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New
York Times August 19, 2003 |
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Smallpox
vaccine may last longer than previously assumed and many Americans
who received the vaccine more than 30 years ago, may still be protected
against smallpox, reported David Brown in the Washington Post (August
18, 2003). "This puts us ahead of the curve. Instead of having a population
that is fully susceptible to a smallpox outbreak, this suggests we have
some degree of 'herd immunity,' " Brown quoted Mark K. Slifka, an immunologist
at Oregon Health & Science University. Slifka was the lead researcher of
the study which was published online by the journal Nature Medicine. Smallpox
vaccination was stopped in 1972 in the United States. It became a concern
of the government when talks flared up of bioterrorism after the terrorism
attacks of Sept. 11, 2001. |
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Washington
Post August 19, 2003 |
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EU unit proposed to fight natural catastrophes After the
heatwave and drought in most parts of Europe the EU commissioner for regional
policy, Michel Barnier, suggests to install a Eurocorps unit to fight
catastrophes on European level. As Honor Mahony reports on euobserver.com
(August
19, 2003), the unit shall react on natural catastrophes such as earthquakes,
floods, storms, extreme heatwaves and fires. Barnier wants to reserve
money in the next European budget for risk prevention, but is realistic
to say that this is a competence of the EU member states. |
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euobserver.com |
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Climatologist
Hans von Storch states in his interview with the German magazine, Der
Spiegel (August
18, 2003), that this summer's heatweave was surely not due to climate
change. "The dry and hot summer had occured anyway, that is nature.
The proceeding climate change just enhanced the temperatures by about
one degree Celsius." The scientist points out that he and his colleagues
are only offering possible scenarios. Things could turn out completely
different. True is: Climate will probably become warmer. If people don't
react carbon dioxid concentrations will increase fourfold until the end
of this century. The temperature average will go up by three degrees Celsius.
"People still do not talk on adaption on climate change," says
Mr Storch. That is the problem. He is optimistic: "We'll manage that",
there are decades of time to face the unavoidable. |
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Der
Spiegel August 18, 2003 |
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