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dangers of underwater exploration
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The oceans are a mysterious place, more so than outer space. Oceans are highly unexplored with only five percent of it, has been explored. That leaves ninety-five percent to be discovered. Despite the oceans playing roles in our climate to our air we breath we have not made it down too far.
Filmmaker and explorer James Cameron took on Challenger Deep, the deepest spot in the ocean. Cameron made his descent into Challenger Deep at five fifty two local time. His descent took him two hours and thirty-six minutes to reach a record setting depth of 35,756 feet or 10,898 meters down. This is where he was to rendezvous with a vehicle to study animal life down below.
Folded into a sub cockpit as cramped as any Apollo Capsule, the National Geographic
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Sadly, the only things that scientists have learned about this where light can reach. Light from the sun can only go down to one-thousand meters. At this zone absolutely no sunlight can reach these depths. This explain why scientists have not been able to explore at this depth. The use of powerful lights and submersibles, allowed us to go down further than ever before, but without the light to see going down below one-thousand meters is useless. To reach the depths of the Titanic the scientists use submersible robots to reach the vessel two miles down.
The Ocean is divided in three different zones. The Sunlight or euphotic, in this zone light can easily penetrate from Sea level to two hundred feet down. Next, is the twilight zone or the dysphotic zone. This zone extends down from two hundred meters down to one thousand meters, light doesn 't make it through this zone but it does reach here. Photosynthesis cannot happen at these depths. Finally, there is the midnight or aphotic zone, light does not reach this depth. (How far does light travel in the ocean,2015)
The midnight zone is where humans have problems exploring, due to the fact that light cannot reach there. Lights are hooked up to submersibles to to try and explore the mysterious world of the midnight zone. New creatures have been discovered in this zone, and more are being found every day.
Marine Biodiversity is necessary for oceans to keep in check and functioning
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NOAA created the Office of Ocean Exploration (OOE) in response to the Ocean Exploration Panel being convened, the OOE organizes and facilitates research expeditions to marine sanctuaries off the coast of the United States. Many important expeditions have been sited in these marine sanctuaries like the marine sanctuary in Cape Hatteras, North Carolina. This sanctuary is the USS Monitor from the Civil War. Another sited is Thunder Bay National Marine Sanctuary in the great lakes region finding shipwrecks in the Great
There are mysteries which man can only guess at, which may only ever truly be solved in part; the SS Edmund Fitzgerald’s sinking is one of them. At the time it was launched in 1958, the 729-foot long, 75-foot wide freighter was the largest ship to ply the Great Lakes. Although, on November 9, 1975 the ship embarked upon what would become its final voyage. She was carrying 26,000 tons of iron ore pellets and bound for Detroit, and though the day was bright, in her path laid great turbulence. On November 10, at 1:00am, the first signs of trouble appeared, and prevailed into the afternoon. As the waves built, luck was neither with the ship nor the crew. At 7:10 PM, Captain McSorley delivered what was to be his final message "We are holding our own." Ten minutes later, the Fitzgerald could neither be raised by radio, nor detected on radar, and no distress signal was received. With that, the ship and crew of 29 men sank to the bottom of Lake Superior. Several expeditions have been mounted to the wreck and have been the subject of some controversy. There are many theories for how the Fitzgerald found itself hundreds of feet below the water; however none of them have been proven indefinitely. One possible cause of this disaster includes the ship crossing the Superior Shoal, with water as shallow as 22 feet. Additionally, the ship may have suffered a stress fracture and broke apart on the surface. Another possibility is that the ship succumbed to the forces of the Three Sisters, a Lake Superior phenomenon, consisting of massive waves. These current theories are merely conjectures, and since each holds the possibility of being true, it cannot yet be determined which one actually is.
Rachel begins by stating that when tides or waves occur in the ocean they don’t just effect the surface but also the deepest levels of the water. How would you know for a fact that the wave currents run deeper than just the surface? Proof given by her illustrates
There are plenty of ship remains. The Titanic remains are sitting on the Atlantic Ocean sea bed. The Titanic sits on the sea bed 1,2400 feet below the surface, 3,780 meters!
The aircrafts equipment will record the speed of the wave and the travel time during air to calculate depth . Therefore LADS must be flown during hours of darkness to eliminate the errors caused by the reflection of the sun off the water, which return false reading to the aircraft causing inaccurate depth.
“Yeah, we hit a huge berg and we’re taking on water fast down below.” He replied. Before I had time to think, the lifeboat was lowered into the water slowly. I felt sorry for the people on that lower deck because the ship was only half full of us rich first-class folk. The same guard had hopped onto the ship to lead it away from the dying giant. After seeing the Titanic from a distance, I could see that its long rows of deck lights weren’t perpendicular to the ocean anymore, but slanted way up.
Then on the fifth day of its journey, Titanic was progressing across the Atlantic. Captain Edward Smith had plotted a new course upon hearing earlier reports of ice from other liners, there were many more communications that day of ice in Titanic's path. On that very night of Sunday 14 April 1912. The sea was calm, the sky dark and clear, and the temperature was getting colder by the minute. With conditions like this an ice berg is very hard to spot. Then, at 11.40pm the lookout rang the alarm and telephoned the bridge saying "Iceberg, right ahead.” It was already too late to avoid the iceberg and Titanic began to start sinking within less than 40 seconds later, a series of holes appeared on the hull. It also took 3 ho...
Central Idea: To show the benefits of Government funded exploration and examination of the oceanic environments across the globe.
Damage beyond the hull was also witnessed that allowed for the influx of water. Whenever the forepeak tank was damaged, “six watertight compartments flooded with water, causing the ship to sink faster than it should have,” (Bassett). The Titanic, being the largest ship at this time, should have stayed afloat for two to three days after striking the iceberg. Within three hours, the Titanic sank, which never should have
Jacques Piccard and Don Walsh were the first people to take a deep sea-vehicle to the oceans deepest point in 1960. They were transported by a bathyscaphe called the Trieste, 35,797 feet into the Marianna trench, in the Pacific Ocean.
The RMS Titanic sunk more than 100 years ago. It was 102 years to be exact. Even after all of this time, we still want to know more. We want to know why it happened or was there any way to avoid the sad ending and many more questions surrounding the RMS Titanic. However, we know one thing for sure: the sinking of the RMS Titanic was the biggest and most tragic event of the 20th century.
On April 15, 1912, the RMS Titanic sank in the North Atlantic Ocean at 2:20 a.m. after striking an iceberg, with the loss of more than 1, 500 passengers and crew. Thomas Andrews knew the ship’s flaws when he designed her nevertheless, Captain Smith knew of the collision between the ship and the iceberg. However, left all faith in the “Unsinkable Titanic.”
James Cameron and his team on their recent expedition have allowed us to see things that were not known to us in the past. James Cameron although being a movie producer was “A self-described rivet counting Titanic geek” (Hampton 95). His research can be seen in his film the Titanic and how accurate he depicted the passengers. This is the importance of the social scientist, social scientist not only allow people to see the ship wreck but also the wreck of the passengers.
miles thick under land and can be one to five miles thick beneath the ocean.
Earth is the only planet in the Solar System that has liquid water. The ocean contains ninety seven percent of the earth’s water and covers almost three quarters of the planet. There are four different oceans, the Pacific, Atlantic, Indian, and the Arctic. Tides and currents occur in all three of these oceans. Many different kinds of fish and mammals also make their homes in these oceans. All of these oceans are connected to each other in some way. Humans find oceans to be very interesting, beautiful, and exploring.
The oceans need to be protected because it is where life began and if not taken care of, life as we know it will end. When dangerous substances go into the ocean, ecosystems are suffer and become endangered along with lives of people and of marine life. Surfrider Foundation recognizes the importance of protecting and preserving the quality and biodiversity of the world's coasts because they are truly irreplaceable. There is also historical evidence of ocean pollution being present in the past, but the problem still lingers today. Heal the Bay discovered that,“Did you know there is a DDT and PCB hot spot off the coast of Palos Verdes? This superfund site (which indicates it's one of the most polluted places in the United States), is left over from a 1930's era chemical plant. Because DDT takes so long to break down in the marine environment, it persists to this day, contaminating certain species of fish. There are also highly polluted sediments in the Long Beach area, a sign of the heavy shipping in the port. Heal the Bay works on developing effective capping and removal plans to keep those toxins from spreading” (Heal the Bay). DDT is still highly concentrated in the South Bay area and still contaminating different species of fish. Even after more than 80 years DDT, a toxic insecticide, is still very concentrated and during upwellings, DDT particles come back up and continue to harm marine life. If humans are careless about what is thrown on the floor or sprayed on lawns, it can lead to disastrous affects when it comes to the condition of the ocean's ecosystems, and can endanger life itself leading to a problem that only we can mend.