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   The Amphibian Survival Alliance will bring together existing projects and organisations, improving co-ordination, scientific research and fund-raising. 
About a third of amphibian species are threatened with extinctions. 
A two-day summit held last week in London identified the two main threats as destruction of habitat and the fungal disease（真菌病） chytridiomycosis. 
"The world's amphibians（两栖类） are facing an uphill battle（艰难的斗争） for survival," said James Collins, co-chair of the Amphibian Specialist Group (ASG) co-ordinated by the International Union for the Conservation of Nature (IUCN).
"By far the worst threats are infectious disease and habitat destruction, so the Alliance will focus on these issues first." 
Last week's meeting, held at the Zoological Society of London (ZSL), declared that research into possible treatments for the chytrid（壶菌） fungus should be a top priority. 
wow gold,
Identified only a decade ago, the fungus now infects amphibians in the Americas, Australia, Europe, Asia and Africa. 
How it originated and how it kills are matters of ongoing research. 
But in practical terms, finding something that can stop it in open country rather than the laboratory is the big challenge. 
Researchers have found that some amphibian species carry chemicals on their skin that provide a natural defence.
The idea is to see whether these chemicals can be turned into something that can attack the fungus in the wild, providing a defence for species that currently have none. 
wow gold,
The new Amphibian Survival Alliance (ASA) sees this line of research as an urgent priority. 
More difficult to tackle（处理，抓住） will be the ongoing destruction of habitat that is a concern in most continents, but especially in parts of Asia that are seeing rapid expansion of cities, industry and infrastructure. 
"If we want to stop the amphibian extinction crisis, we have to protect the areas where amphibians are threatened by habitat destruction," said Claude Gascon, the Amphibian Specialist Group's other co-chair. 
World of warcraft Power Leveling,
"One of the reasons amphibians are in such dire（可怕的，悲惨的） straits（困难，窘境） is because many species are only found in single sites and are therefore much more susceptible to（对……敏感的） habitat loss." 
As a group, amphibians are considerably more threatened than birds, mammals, fish or reptiles（爬行动物）. 
Apart from habitat loss and chytrid, issues of concern are: 
unsustainable hunting for food, medicine and the pet trade 
chemical pollution 
cd keys,
climatic change 
introduced species 
other infectious diseases 
The formation of the ASA was proposed in 2006 but adequate financial and institutional backing did not materialise. 
At that stage scientists were divided over how money and resources should be split between conservation in the wild and captive breeding. 
Runes of Magic gold,
Now there is general agreement that both strategies are necessary. 
Initial backing emerged at the ZSL meeting in the form of a $200,000 pledge that will fund the ASA co-ordinator's post for two years.

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showoff Newbie Joined: 24 Sep 2009 Online Status: Offline Posts: 5	Topic: also known Posted: 25 Sep 2009 at 1:14am
	The Amphibian Survival Alliance will bring together existing projects and organisations, improving co-ordination, scientific research and fund-raising. About a third of amphibian species are threatened with extinctions. A two-day summit held last week in London identified the two main threats as destruction of habitat and the fungal disease（真菌病） chytridiomycosis. "The world's amphibians（两栖类） are facing an uphill battle（艰难的斗争） for survival," said James Collins, co-chair of the Amphibian Specialist Group (ASG) co-ordinated by the International Union for the Conservation of Nature (IUCN). "By far the worst threats are infectious disease and habitat destruction, so the Alliance will focus on these issues first." Last week's meeting, held at the Zoological Society of London (ZSL), declared that research into possible treatments for the chytrid（壶菌） fungus should be a top priority. wow gold, Identified only a decade ago, the fungus now infects amphibians in the Americas, Australia, Europe, Asia and Africa. How it originated and how it kills are matters of ongoing research. But in practical terms, finding something that can stop it in open country rather than the laboratory is the big challenge. Researchers have found that some amphibian species carry chemicals on their skin that provide a natural defence. The idea is to see whether these chemicals can be turned into something that can attack the fungus in the wild, providing a defence for species that currently have none. wow gold, The new Amphibian Survival Alliance (ASA) sees this line of research as an urgent priority. More difficult to tackle（处理，抓住） will be the ongoing destruction of habitat that is a concern in most continents, but especially in parts of Asia that are seeing rapid expansion of cities, industry and infrastructure. "If we want to stop the amphibian extinction crisis, we have to protect the areas where amphibians are threatened by habitat destruction," said Claude Gascon, the Amphibian Specialist Group's other co-chair. World of warcraft Power Leveling, "One of the reasons amphibians are in such dire（可怕的，悲惨的） straits（困难，窘境） is because many species are only found in single sites and are therefore much more susceptible to（对……敏感的） habitat loss." As a group, amphibians are considerably more threatened than birds, mammals, fish or reptiles（爬行动物）. Apart from habitat loss and chytrid, issues of concern are: unsustainable hunting for food, medicine and the pet trade chemical pollution cd keys, climatic change introduced species other infectious diseases The formation of the ASA was proposed in 2006 but adequate financial and institutional backing did not materialise. At that stage scientists were divided over how money and resources should be split between conservation in the wild and captive breeding. Runes of Magic gold, Now there is general agreement that both strategies are necessary. Initial backing emerged at the ZSL meeting in the form of a $200,000 pledge that will fund the ASA co-ordinator's post for two years.
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aagreen Newbie Joined: 12 Nov 2009 Online Status: Offline Posts: 5	Posted: 12 Nov 2009 at 2:47am
	History examines the manifestations of man's free will in connection with the external world in time and in dependence on cause, that is, it defines this freedom by the laws of reason, and so history is a science only in so far as this free will is defined by those laws. World of Warcraft power leveling 　　The recognition of man's free will as something capable of influencing historical events, that is, as not subject to laws, is the same for history as the recognition of a free force moving the heavenly bodies would be for astronomy. 　　That assumption would destroy the possibility of the existence of laws, that is, of any science whatever. If there is even a single body moving freely, then the laws of Kepler and Newton are negatived and no conception of the movement of the heavenly bodies any longer exists. If any single action is due to free will, then not a single historical law can exist, nor any conception of historical events. replica rolex 　　For history, lines exist of the movement of human wills, one end of which is hidden in the unknown but at the other end of which a consciousness of man's will in the present moves in space, time, and dependence on cause. 　　The more this field of motion spreads out before our eyes, the more evident are the laws of that movement. To discover and define those laws is the problem of history. replica rolex 　　From the standpoint from which the science of history now regards its subject on the path it now follows, seeking the causes of events in man's freewill, a scientific enunciation of those laws is impossible, for however man's free will may be restricted, as soon as we recognize it as a force not subject to law, the existence of law becomes impossible. replica rolex 　　Only by reducing this element of free will to the infinitesimal, that is, by regarding it as an infinitely small quantity, can we convince ourselves of the absolute inaccessibility of the causes, and then instead of seeking causes, history will take the discovery of laws as its problem. replica rolex 　　The search for these laws has long been begun and the new methods of thought which history must adopt are being worked out simultaneously with the self-destruction toward which- ever dissecting and dissecting the causes of phenomena- the old method of history is moving. wedding dress 　　All human sciences have traveled along that path. Arriving at infinitesimals, mathematics, the most exact of sciences, abandons the process of analysis and enters on the new process of the integration of unknown, infinitely small, quantities. Abandoning the conception of cause, mathematics seeks law, that is, the property common to all unknown, infinitely small, elements. 　　In another form but along the same path of reflection the other sciences have proceeded. When Newton enunciated the law of gravity he did not say that the sun or the earth had a property of attraction; he said that all bodies from the largest to the smallest have the property of attracting one another, that is, leaving aside the question of the cause of the movement of the bodies, he expressed the property common to all bodies from the infinitely large to the infinitely small. The same is done by the natural sciences: leaving aside the question of cause, they seek for laws. History stands on the same path. And if history has for its object the study of the movement of the nations and of humanity and not the narration of episodes in the lives of individuals, it too, setting aside the conception of cause, should seek the laws common to all the inseparably interconnected infinitesimal elements of free will.
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