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Preparing
the future
The real difficulty to relay tsunami warnings is that most of the Mentawai
coastal villages do not have electrical power, phone land lines, cell
phone coverage, SSB radio or satellite phone. They do have some rare TV
with satellite dishes running on small generators, usually inside the
local grocery.
The most convenient way to transmit a tsunami warning to these populations
would be to use the radio broadcasts frequencies they listen to daily,
using small battery powered radios: the Mentawai speaking broadcast
stations based in Padang, West Sumatra.
Siloinak Surf Resort is now planning to approach these stations, offering
them help to establish a permanent and protected communication channel
with the Indonesian tsunami warning agencies.
Moreover, the distribution of free solar
powered radios to each village-head in the Mentawai could be a good way
to enhance the security of the area, allowing the villagers to permanently
let the radio on without having to buy costly batteries. Ideally, each
of these villages should also be equipped with a solar powered Indonesian
satellite phone PASTI, the rates of which are affordable even to poor
fishermen. These phones, which are sold at a reasonable price, would be
given free in order to alleviate the isolation of the Mentawai villages.
They would be used daily, being operated by the local grocery, church
or village-head and would therefore be taken care of by this operator.
They could be used as an advanced warning system managed by the populations
themselves. |
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Relocating
the villages?
Another immediate solution to increase the safety of the population would
be to finance the construction by the villagers themselves of a communal
house, called Uma, which would be used for ceremonies, social gatherings,
marriages, communal debates… and as a ready-made shelter in case
of tsunami. These Uma would be located at a minimum of 20 meters above
sea level or, if not possible, at least at 1000 meters from sea shores
in a way to be out of reach of most tsunamis. l
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Built
using the traditional Mentawai architecture and materials, such
long houses can sustain a 8 Richter earthquake at epicenter, and offer
a very safe shelter for the populations of the villages after a tsunami.
They would also help in reviving the cultural structures of the Mentawai
population.
Such Uma would cost only 5000 USD each, for a 20 meters x 7 meters longhouse
and be able to shelter about 100 persons at 1,5 meters to 2 meters
above the ground. A prototype of such long houses can be seen at Siloinak
Mentawai Surf Resort, where it is used as a restaurant.
However, the radical solution would be to relocate all the fishermen villages
at a minimum of 20 meters above sea level or, where not possible, at least
at 1000 meters from sea shores. This would still allow their professional
activities and spare lots of lives in the future. |