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A28    SCIENCE
                      Monday 9 March 2020
            Who's greener? Mine fight pits electric cars against flower




            RENO, Nev. (AP) — The rare                                                                                          sistant  Jamey  McClinton
            Tiehm's  buckwheat  stands                                                                                          hoped  as  many  as  600
            less than a foot tall (30 cen-                                                                                      would germinate, but were
            timeters) in Nevada's rocky                                                                                         pleasantly  surprised  when
            high desert, its thin, leafless                                                                                     900  had  sprouted  by  mid-
            stems  adorned  with  tiny                                                                                          February.
            yellow flowers in spring.                                                                                           "We  didn't  even  know  if
            To the Australian company                                                                                           it  would  grow  in  a  green-
            that  wants  to  mine  lithium                                                                                      house,"  said  McClinton,
            beneath  the  federal  land                                                                                         who  did  her  master's  work
            where  it  grows,  the  pe-                                                                                         on  the  related  but  distinct
            rennial  herb  is  a  potential                                                                                     Crosby  buckwheat  and
            roadblock to a metal badly                                                                                          isn't  aware  of  anyone  else
            needed  for  electric  vehi-                                                                                        trying to grow Tiehm's.
            cles and the global push to                                                                                         The  slow-growing  flowers
            reduce greenhouse gases.                                                                                            have  fragile  roots  that  dry
            To  environmentalists  deter-                                                                                       out  easily  and  make  up
            mined to halt the open pit                                                                                          70% of the plant.
            mine, it's a precious species                                                                                       "We know they are very tol-
            that  exists  nowhere  else  in                                                                                     erant of horrible soil. That's
            the world.                                                                                                          unusual," Leger said. "What
            And to plant ecologists, it's                                                                                       we don't know is how it will
            a scientific challenge to try                                                                                       grow in other kinds of soil."
            to grow the wildflower from                                                                                         Leger,  who  also  serves  as
            seeds in a greenhouse.                                                                                              director of UNR's Museum of
            Whose  mission  is  a  nobler                                                                                       Natural  History,  said  those
            shade  of  green  depends    This June 1, 2019, file photo provided by the Center for Biological Diversity, shows the rare desert   who  dismiss  the  flowers  as
            on who you ask.              wildflower Tiehm's buckwheat in the Silver Peak Range about 120 miles southeast of Reno, Nev.   weeds  unworthy  of  all  the
            The  competing  interests                                                                          Associated Press  fuss  don't  understand  the
            appeared  to  find  some                                                                                            value of biodiversity.
            common  ground  earlier  and 300 to 400 operational  for many years to come."          "We  have  always  been  "Weed  is  a  human  con-
            this year at the remote site  jobs.                       The  company  acknowl-       aware of the buckwheat. It  struct.  A  weed  is  a  plant
            about  200  miles  (320  kilo-  And environmentalists insist  edges  Tiehm's  buckwheat  didn't  come  as  a  surprise,"  that grows anywhere a hu-
            meters) southeast of Reno.  the  legal  battle  is  just  be-  hasn't  been  documented  Ioneer  President  Bernard  man  doesn't  want  it,"  she
            Ioneer  Ltd.  has  spent  mil-  ginning.                  anywhere  else  on  earth,  Rowe  told  The  Associated  said,  adding  biodiversity  is
            lions  exploring  the  site,  "The storm is brewing on the  but denies the mine would  Press  in  a  phone  interview  "magic"  and  a  safeguard
            which  it  says  is  one  of  the  horizon,"  said  Patrick  Don-  lead to its extinction.  from Australia.         against future loss.
            world's  biggest  undevel-   nelly,  Nevada  director  of  Company     officials   say  All  site  activity  has  been  The  research  funded  by
            oped lithium-boron depos-    the  Center  for  Biological  they've  been  researching  undertaken  with  the  "pro-  Ioneer  is  examining  the
            its.                         Diversity.                   the plant since 2016, going  tection  of  the  buckwheat  possibility  of  transplanting
            But  the  Center  for  Biologi-  The  U.S.  Fish  and  Wildlife  to  great  lengths  to  ensure  first and foremost in mind,"  plants  as  well  as  growing
            cal  Diversity  withdrew  its  Service  is  considering  the  its  protection  and  exam-  Rowe  said.  He  added  the  new ones from seedlings to
            lawsuit against the U.S. Bu-  center's  petition,  filed  in  ining  how  it's  fared  during  company's mitigation strat-  be  planted  at  or  near  the
            reau of Land Management  October, to add the flower  previous mining operations  egy  "will  ensure  protection  mining site.
            in  January  after  Ioneer  to the federal list of endan-  at Rhyolite Ridge, near the  and, in fact, the expansion  As  far  as  transplanting,
            ended its exploration activ-  gered  species.  And  the  small  town  of  Tonopah,  of the buckwheat popula-        Leger said, "I don't think it's
            ities and agreed to provide  Nevada Division of Forestry  over the past 80 years.      tion."                       an awesome idea."
            the  group  notice  before  announced  this  week  it  They recently spent $60,000  "We're  seeing  evidence  of  "To  establish  a  real  popu-
            resuming any work at Rhyo-   would soon start gathering  for a yearlong study at the  that  at  the  greenhouse  at  lation,"  McClinton  added,
            lite Ridge in rural Esmeralda  public  comments  to  help  University of Nevada, Reno.  UNR,"  Rowe  said.  "We've  "you  have  to  grow  them
            County.                      determine whether to take  Scientists  there  are  grow-  got  a  reasonably  high  de-  from  seedlings  on  their
            Still,  Ioneer  remains  com-  its  own  action  to  protect  ing  hundreds  of  seedlings  gree  of  confidence  we  own."
            mitted  to  the  mine  it  says  the plant.               in  a  greenhouse  to  deter-  can  successfully  propa-  But  Donnelly  said  the  new
            is  expected  to  produce  "If you look at a map of the  mine  whether  it's  feasible  gate these plants and pro-  research  appears  to  be
            22,000  tons  (19,958  metric  lithium deposits and a map  to transplant them into the  tect them."                 aimed  at  finding  an  alter-
            tonnes)  of  lithium  carbon-  of  the  buckwheat,  there's  wild  to  bolster  the  limited  University  researchers  are  native site "to keep the spe-
            ate needed for electric car  really  no  way  to  build  the  population,  an  estimated  doing their best to replicate  cies  alive  so  Ioneer  could
            batteries like the ones Tesla  mine without wiping out the  43,000  plants  covering  a  the harsh desert conditions  destroy its habitat."
            makes east of Reno, create  buckwheat," Donnelly said.  total of 21 acres (8.5 hect-   with poor soil quality at the  He acknowledged a differ-
            400 to 500 construction jobs  "We fully anticipate a fight  ares).                     greenhouse  where  they  ence  between  transplant-
                                                                                                   planted  3,276  Tiehm  seeds  ing  plants  and  growing
                                                                                                   in January.                  them  from  seeds,  but  said
                                                                                                   "We torture them. We want  it's "beside the point, really."
                                                                                                   them  to  know  life  is  hard,  "A  species  is  more  than  a
                                                                                                   starting  now,"  said  Beth  set  of  genetic  material.  A
                                                                                                   Leger,  a  UNR  plant  ecolo-  species is inextricable from
                                                                                                   gist  who  has  done  exten-  its  habitat,"  Donnelly  said.
                                                                                                   sive  research  on  invasive  "To allow a species' habitat
                                                                                                   cheat  grass  and  native  to  be  wiped  out  and  put
                                                                                                   plants  of  the  Great  Basin  it  someplace  else,  is  func-
                                                                                                   region.                      tionally  allowing  it  to  go
                                                                                                   She  and  her  graduate  as-  extinct."q
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