NASA Warns About Solar Cycle 24

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Uploaded by on Jun 11, 2011

Solar Cycle 24 is the 24th solar cycle since 1755, when recording of solar sunspot activity began. It is the current solar cycle, and began on 8 January 2008. The cycle continues to fall below predictions and is currently exhibiting 50% lower sunspot activity than predicted in May 2009.

It is predicted that Solar Cycle 24 will peak in May 2013 with about 58 sunspots. This would make it the least active cycle since solar cycle 6, which ended in the year 1823.

According to NASA, the intensity of geomagnetic storms during Solar Cycle 24 may be elevated in some areas where the Earth's magnetic field is weaker than expected. This fact was discovered by the THEMIS spacecraft in 2008. A 20-fold increase in particle counts that penetrate the Earth's magnetic field may be expected.

Speculation:
Solar Cycle 24 has been the subject of various hypotheses and commentary pertaining to its potential effects on Earth.

Without suggesting that the next solar maximum will be unusually destructive to Earth, astrophysicist Michio Kaku has taken advantage of the media focus on the 2012 phenomenon to draw attention to the need to develop strategies for coping with the terrestrial damage that solar activity can inflict. He asserts that governments should ensure the integrity of electrical infrastructures, so as to prevent a recurrence of disruption akin to that caused by the solar storm of 1859.

The current solar cycle is currently the subject of research, as it does not appear to be generating sunspots in the manner which would be expected. Sunspots did not begin to appear immediately after the last minimum (in 2008) and although they started to reappear in late 2009, they are at significantly lower than anticipated.

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Uploader Comments (louisduloc)

  • the sun like our own climate is a complex chaotic system and beyoung knowing when the solar max cycle is,it is arrogant to think that we could ever begin to predict events or know what is going to happen when , for all we know a super flare could hit us tomorrow and destroy all our satelies and the grid, or it could not happen til we are all dead 100s or years from now

  • @bulletproof2353 both are very true

  • he did a very good job

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  • science tries to think it know more thanit does, but most of what we "know" are just theories, even gravity is a theory we dont know if there are gravatron particles or how it actually works beyond that it is related to mass, same with big bang, and string and membrane theory, we dont even have a clue what like 90% of the known universe is ,dark energy , we dont know what dark matter is,even relativity is in question,i think some things are just beyong the comprehension of the human brian

  • This one will disrupts lot of communications. BTW, nothing last forever.

  • he sounds rare

  • @BrianWheatley69 in re 'greenland', most scientists beleive that it was called greenland to encourage immigration, not because it was green. there is too much ice and too many ice core samples that prove this, a lot of the ice goes back 110,000 years.

  • @vengencefrom1979 The Earth was much warmer 1,000 years ago. The Vikings settled Greenland... when it was....... well, green!!!!. Around the 1500s the Earth cooled. And the Vikings went back to Denmark.

    If what you suggest were to happen, there is literally nothing men can do to prevent it. Of the 380 ppm of carbon dioxide in the atmosphere, man has contributed just 5% of it. That is 19 ppm. No calculation of the CO2 contributed by volcanos is included in the calculations.

  • @maxiboy666 negative, he is from Miami Beach, Fl

  • The narrator sounds like he's from San Francisco.

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