Blood Falls
You all must have heard a waterfalls, or in sundanese is
curug. But how about bloodfalls? It may sounds scary or weird for some of you.
But actually there is a bloodfalls. It is one of the most amazing natural
phenomenon that happened on earth. It is so unique until the scientist become
confused because of this phenomenon. For a long time, they cannot discover the
cause of this phenomenon.
Blood falls is an outflow of a high iron oxide saltwater
from the taylor glacier on to the frozen bonney lake in taylor valley, victoria
land, east antartica. It was first discovered in 1911 by an australian
geologist named Griffith Taylor. He was so amazed and in the same time confused
by what he saw. It took decades for the scientist to learn and solve this
natural phenomenon.
As i said, blood falls is an outflow of a high iron oxide
saltwater. Under the taylor glacier is quite a bit unusual, its actually salt
water. The water comes from an iron rich brine lake beneath the glacier. The high
salt content makes the freezing point of the water drops. So it don’t freeze in
the cold environment. At certain point the iron oxidized, making the water
becomes red. It is actually the same process that gives iron a dark red color
when it rusrts.
Scientist also finds an array of microbes that can survive
in extreme condition. These microbes create energy from the sulfate reduction,
the same process that humans do to convert food to energy, but in this case
they use sulfate. It may resemble the beginning of life on earth, before the
oxygen become abundant.
Behind the uniqueness of the Blood Falls, it holds nature
greatest secret that are amazing to learn. From this phenomenon we can get many
useful knowledge of oxidation and amazing creature that can withstand a cruel
environment.
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