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SCIENCEFriday 8 January 2016

Meteorologists: El Nino ties record for strongest seen                                                                                                                   AP: Yeast infection
                                                                                                                                                                       drug-miscarriage link
SETH BORENSTEIN                 These false-color images provided by NASA satellites compare warm Pacific Ocean water tem-
AP Science Writer               peratures from the strong El Nino that brought North America large amounts of rainfall in 1997,                                          hinted in new study 
WASHINGTON (AP) — U.S.          right, and the current El Nino as of Dec. 27, 2015, left. NASA’s Jet Propulsion Laboratory says the
meteorologists say the cur-     strong El Nino in the Pacific Ocean shows no sign of weakening. The Pasadena lab said that the                                         AP Medical Writer
rent El Nino has stormed its    Dec. 27 image of ocean warming produced by data from its Jason-2 satellite is strikingly similar to                                    CHICAGO (AP) — A pre-
way into the record books,      one from December 1997 during a previous large El Nino event.                                                                          scription drug for yeast
tying 1997-1998 as the                                                                                                                                                 infections may increase
strongest recorded.                                                                                                                                     (NASA via AP)  chances for miscarriages
Mike Halpert, deputy di-                                                                                                                                               when used early in preg-
rector of the federal Cli-      does during January, when meteorology director Jeff nia in its sights,” as a series                                                    nancy, a large study in
mate Prediction Center,                                                                                                                                                Denmark suggests. The 17-
said initial figures for Octo-  its impact peaks.             Masters said “Darth Nino of storms may dent record                                                       year study involved oral
ber-November-December                                                                                                                                                  versions of fluconazole,
match the same time peri-       Weather  Underground may finally have Califor- drought. q                                                                              available in pills or liquid. It
od in 1997 for the strongest                                                                                                                                           doesn’t provide any proof
El Nino.                                                                                                                                                               of harm, although the drug
Meteorologists measure El                                                                                                                                              has been linked with other
Nino based on how warm                                                                                                                                                 problems when used in
parts of the central Pa-                                                                                                                                               high doses in pregnancy.
cific for three consecutive                                                                                                                                            The researchers looked at
months. Records go back                                                                                                                                                more than 1 million preg-
to 1950.                                                                                                                                                               nancies in Denmark, com-
El Nino is the natural warm-                                                                                                                                           paring outcomes among
ing of the central Pacific                                                                                                                                             women who used oral flu-
that changes weather                                                                                                                                                   conazole and those who
worldwide,                                                                                                                                                             didn’t. Women who used
                                                                                                                                                                       the drug during the first
  including bringing more                                                                                                                                              six months of pregnancy
rain to California.                                                                                                                                                    were almost 50 percent
Halpert said what really                                                                                                                                               more likely than nonus-
matters is what El Nino                                                                                                                                                ers to have a miscarriage.
                                                                                                                                                                       Women at increased risk
Shrinking Amazon may lose thousands of trees species                                                                                                                   included those on a low
                                                                                                                                                                       150-milligram dose; those
AP Science Writer               gree to which deforesta-      2006, study authors said.      have an estimate.”                                                        on higher doses faced
WASHINGTON (AP) — A             tion comes under control      If deforestation continues     About 15 years ago, the                                                   greater miscarriage risks.
first-of-its-kind examina-      in the next 35 years, be-     at the same pace, nearly       Amazon was losing about                                                   While fewer than 10 per-
tion of the Amazon’s trees      tween 36 and 57 percent       8,700 tree types are in trou-  11.6 million square miles                                                 cent of women in each
found that as many as half      of the 16,000 tree species    ble, but the number of spe-    (30 million sq. kilometers)                                               group had miscarriages
the species may be threat-      in the tropical rainforest    cies at risk could be as low   of forest a year, said Tim                                                — they totaled 710 — the
ened with extinction or         area would be considered      as 5,500 if nations are able   Killeen, a scientist from Ag-                                             researchers said doctors
heading that way because        threatened. Their study was   to cut back as planned,        teca Amazonica in Bolivia.                                                should use caution in pre-
of massive deforestation.       published recently in Sci-    said study co-author Nigel     But that figure has dropped                                               scribing the drug early in
Among the more than             enceAdvances. The range       Pitman from the Field Mu-      to about 3.8 million square                                               pregnancy. The study, by
5,000 tree species in deep      rests on whether cutting      seum in Chicago.               miles (10 million sq. kilome-                                             researchers at State Serum
trouble: the ones that pro-     down the region’s forest      “We’ve never had a good        ters) a year, he said.                                                    Institute in Copenhagen,
duce Brazil nuts and ma-        continues at the rate of      idea of how many species       Killeen said the tree that                                                was published this week in
hogany. An international        the late 20th and early 21st  are threatened in the Am-      produces Brazil nuts is seri-                                             the Journal of the Ameri-
team of 158 scientists found    centuries or slows down to    azon,” Pitman said Friday.     ously under threat, while                                                 can Medical Association.
that depending on the de-       lesser levels proposed in     “Now with this study, we       “mahogany is commer-                                                      Yeast infections are com-
                                                                                             cially extinct throughout                                                 mon among women and
                                                                                             the Amazon.” He said that                                                 occur more often in preg-
                                                                                             means there’s no more in-                                                 nancy because of hor-
                                                                                             dustry harvesting the wood,                                               monal changes. Over-the-
                                                                                             but some trees exist.                                                     counter creams and sup-
                                                                                             Duke University ecologist                                                 positories, and prescription
                                                                                             Stuart Pimm, who was not                                                  fluconazole, in pills or liquid,
                                                                                             part of the study, praised                                                are among treatments.
                                                                                             the work as sensible and                                                  Fluconazole is available in
                                                                                             important.q                                                               generic versions and under
                                                                                                                                                                       the brand name Diflucan,
                                                                                                                                                                       typically prescribed in a
                                                                                                                                                                       single dose. q
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