[meteorite-list] "Supergiant" Asteroid Impact

From: Greg Hupe <gmhupe_at_meteoritecentral.com>
Date: Tue, 12 May 2009 17:30:30 -0400
Message-ID: <7746FDB27C1F42DD87E301FA98585AFF_at_Gregor>

Here is a great video submitted to the List in March by Bill Hall that may
answer your question...
http://www.youtube.com/watch?v=-zvCUmeoHpw

Best regards,
Greg

====================
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----- Original Message -----
From: "Meteorites USA" <eric at meteoritesusa.com>
To: <meteorite-list at meteoritecentral.com>
Sent: Monday, May 11, 2009 5:11 PM
Subject: Re: [meteorite-list] "Supergiant" Asteroid Impact


> Increased discovery of NEOs (NEA) over time...
>
> http://neo.jpl.nasa.gov/stats/
>
> This poses yet another not so obvious question. Can Moore's law (or
> something similar) predict the rate of discovery based on the
> technological advancement of the human species as a whole? Don't forget
> to calculate population growth as well...
>
> World & USA Population clock: http://www.census.gov/main/www/popclock.html
>
> We are advancing as a species faster than ever before in the history of
> human kind. 100 years ago it took months to travel across the world, and
> we did not have TV, cell phones,and of course the internet. Today we can
> travel to any place on the planet in less than 12 hours and access
> information with the click of a mouse. We can talk to another human on the
> opposite side of the world with little effort and see what's happening
> LIVE in every continent via satellite communication.
>
> As for exploration, before the next decade is out we might even put a
> human being on Mars, and who knows what other scientific discoveries will
> be made after that. We're living in a very exciting time. We're in the
> midst of a superfast evolutionary change as a species.
>
> Where are we going next?
>
> Maybe nowhere if an asteroid slams into us...
>
>
>
>
>
> Meteorites USA wrote:
>>
>> Article about a supergiant asteroid shutting down Mars's magnetic field.
>>
>> http://news.nationalgeographic.com/news/2009/05/090511-mars-asteroid.html
>>
>> This raises the question that seems to be getting bigger and bigger. What
>> would such an impact do to Earth? Would we be wiped out by the impact,
>> severe weather, nuclear winter, earthquakes, tsunamis or by the
>> atmosphere withering away by the solar winds? Or would humans be able to
>> survive underground in manufactured ecosystems capable of supporting
>> life?
>>
>> What if a supergiant asteroid slammed our planet tomorrow? Who would be
>> sequestered away deep in the safe rooms underground?
>>
>> The question is not whether we are prepared -as we are not- the question
>> is simply when will we find a solution to this obvious hazard. We're
>> finding more asteroids all the time. It's becoming more mainstream, and
>> public awareness is growing. Eventually we will find one that is on a
>> collision course with Earth.
>>
>> When taking into account the increased awareness, advances in technology,
>> and population increasing over time, I would predict a major discovery in
>> less than 5 years. Now, this is not to say that an asteroid will hit in 5
>> years, but at the rate of the increase of awareness the likelihood that
>> an amateur astronomer or asteroid hunter will find something increases
>> exponentially over time. Not to mention NASA's NEO Project and other
>> governmental and educational asteroid hunting programs.
>>
>> We've all heard the phrase "It's not a matter of if, it's a matter of
>> when." when describing the likelihood of an asteroid impacting Earth.
>> Well I would say you have to believe that this increase in knowledge and
>> discovery is directly related to the increase in technological
>> advancement coupled with a population increase. As we are able to see
>> more we will learn more faster.
>>
>
>
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Received on Tue 12 May 2009 05:30:30 PM PDT