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Feb
28
2010
Nutrient pollution could boost risk of some diseases
Soma over the counter, Evidence for a link between nutrient enrichment and disease is piling up, according to an article in Ecological Applications.
Activities such as fertilizer usage have caused the amount of nitrogen and phosphorus in the environment to skyrocket. Experiments on plants and corals have shown that higher nutrient levels can worsen the severity of a disease and speed up its progression, Rhode Island RI R.I. , Arkansas AR Ark. , the authors say.
Some human disease pathogens may benefit from nutrient-induced changes to their habitat. In Caribbean wetlands, αγοράσετε soma, Soma kopen, an increase in phosphorus is encouraging the growth of cattails, which support a mosquito species that is particularly effective at transmitting the malaria parasite, soma online. Koop korting soma, Another mosquito species, which carries the West Nile virus, Om soma online, Ordering soma no prescription, produces more eggs and hardier larvae in nutrient-rich conditions.
The team also cites studies suggesting that nutrients can aid parasites with more complicated life cycles. In one experiment, Montana MT Mont. , Cheap soma online legally, scientists tested the effects of excessive nutrients on a parasite that first infects snails, then amphibians, order soma online. They found that the added nutrients caused more algae to grow, leading to denser snail populations, soma over the counter. Connecticut CT Conn. , Because more snails were infected, the number of amphibian infections went up as well.
Not all diseases will get a boost from nutrient pollution, lowest price soma, Soma no prescription, the authors note. But there is reason for concern, buy soma, Billig soma apotek, they say, since tropical countries are expected to use more and more fertilizer in the coming years, cheapest soma prices. Buy soma cod, These regions also harbor an unusually high concentration of human disease pathogens and lack sufficient medical care, setting the stage for increased risk of outbreaks, købe soma online. Cheapest soma in the world, – Roberta Kwok
Image © DNY59, iStockPhoto.com
Source: Johnson, buy soma cheap, Buy soma without prescription, P.T.J. Soma over the counter, et al. 2010, soma without a prescription. Illinois IL Ill. , Linking environmental nutrient enrichment and disease emergence in humans and wildlife. Ecological Applications 20(1): 16-29, New Mexico NM N.Mex. . DOI: 10.1890/08-0633.1.
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