[meteorite-list] "Supergiant" Asteroid Impact

[Greg Hupe]

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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