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  1. Voyager: What makes the ocean salty and how much salt is in the ocean?

    Submitted by Benjamin G., 6, Ruston, La. Jan 03, 2011 Some areas of the ocean are saltier than other but on average there are 35 grams of salt per kilogram of seawater. The ocean contains about 1.4 sextillion kilograms of seawater. (Imagine the number 14 ...

    Last Updated: January 11, 2016 - Scripps Institution of Oceanography

  2. Voyager: How Long Can a Seadragon Live and are Seadragons Seahorses?

    James L., 8, San Diego, Calif. Aug 19, 2015 The question of how long seadragons live has not been fully answered by scientists. Seadragons are hard to observe in the wild and therefore there are no direct measurements of their life span yet. In captivity, ...

    Last Updated: August 19, 2015 - Scripps Institution of Oceanography

  3. Voyager: Why is China's Pollution Considered the "World's Pollution”?

    – Salma C., 15, Pacoima, Calif. Sep 23, 2014 China’s size and the magnitude of its industrial activities do indeed cause it to generate large amounts of air pollution, but every country contributes to the “world’s pollution.” The air travels across the Pa ...

    Last Updated: October 10, 2014 - Scripps Institution of Oceanography

  4. Voyager: Can May Gray be Predicted?

    – Mark M., San Diego, Calif. Apr 30, 2014 How well “May Gray” can be predicted depends on how far ahead we are forecasting. At forecast times up to a couple of days, the May Gray type clouds can be predicted fairly well at the coast, but predicting how cl ...

    Last Updated: April 30, 2014 - Scripps Institution of Oceanography

  5. Voyager: How Long until Ocean Temperature Goes up a Few More Degrees?

    – Lily S., Austin, Texas Mar 18, 2014 The average temperature of the sea surface is about 20° C (68° F), but it ranges from more than 30° C (86° F) in warm tropical regions to less than 0°C at high latitudes. In most of the ocean, the water becomes colder ...

    Last Updated: March 19, 2014 - Scripps Institution of Oceanography

  6. Voyager: Why Don't Global Surface Temperature Trends Match Atmospheric CO2 Increases?

    – Ruben M., Watsonville, Calif. Feb 05, 2014 Great question Ruben! Global surface temperature is not expected to perfectly track CO2 because many other factors can also affect our climate. Still, it is quite an important factor, and the long-term warming ...

    Last Updated: February 5, 2014 - Scripps Institution of Oceanography

  7. Voyager: What would cause thermohaline circulation in the oceans to stop?

    – Richard B., Huber Heights, Ohio Dec 19, 2013 Thermohaline circulation, the large-scale movement of surface water through the world’s ocean basins, in latitudes near the poles is sensitive to temperature but even more so to salinity, so the larger concer ...

    Last Updated: March 24, 2015 - Scripps Institution of Oceanography

  8. Voyager Activity: Kids! Want to drive an underwater robot?

    New video games from Scripps put you in the driver’s seat Oct 01, 2013 What do you imagine scientists do each day? Maybe stand around in a lab coat and pour things into test tubes? Well, that is something scientists might do, but they also get to go on lo ...

    Last Updated: October 28, 2014 - Scripps Institution of Oceanography

  9. Voyager: When an earthquake happens, do plates under the earth really rub against each other or what is really happening?

    – Cortlynd B., 13, San Diego, Calif. Mar 20, 2013 – Submitted by Cortlynd B., 13, San Diego, Calif.  Many earthquakes indeed happen as a result of plates rubbing against each other. You can explore “in the laboratory” how earthquakes occur by rubbing two ...

    Last Updated: March 12, 2014 - Scripps Institution of Oceanography

  10. Voyager: Can marine life adapt to climate change and pollution in the ocean so it doesn’t hurt them anymore?

    Nov 04, 2010 Q. Can marine life adapt to climate change and pollution in the ocean so it doesn’t hurt them anymore? —Submitted by Madeline H., 13, Purcellville, Va. A.   Marine organisms live in a wide range of habitats and environments. These can range f ...

    Last Updated: February 8, 2013 - Scripps Institution of Oceanography