Tag: Deep Sea

Does the world’s deepest trench have mercury pollution from humans?

More than 60 years ago, Japan had an outbreak of”Minamata Disease” that shocked the world. The culprit behind Minamata Disease was methylmercury. Mercury is a toxic pollutant that can be transported globally. Today’s mercury emissions are about three to five times that before the industrial revolution, which has significantly increased mercury pollution in the surface ecosystem. The current mainstream view is that methylmercury in the ocean is mainly produced in the low-oxygen zone of the central ocean (100-1000 meters).


What kind of deep-sea ambition is behind the Struggle of the Needle in the Sea?

Another record-breaking expedition of the Struggle Following the 10th and 13th of this month, the manned submersible Struggle exceeded 10,000 meters twice and successfully sat down the Mariana Trench. On the 16th, the Struggle The ship conducted another 10,000-meter sea trial and performed a mission called”finding a needle in the sea.” At 4:46 am Beijing time on the 16th, the Struggle was successfully deployed.


As a teenager, you came to the deep sea to do experiments at noon on the 16th, and your”strange” knowledge will increase again.

It has breathtaking beauty and can also bring a thrilling adventure. It contains clues to the secrets of our past. It is the key to our future survival. It is that although 2/3 of the earth is covered by the sea, it is still very mysterious and Mars, which is about 55 million kilometers away from the Earth, does not have much information about the Mariana Trench, which is nearly 11,000 meters deep in the deepest known ocean. Late October 2020


China’s first manned submersible sits at the bottom of the deepest part of the ocean:only 4 people have succeeded in the moon landing

The following article comes from the abyss geek, the author abyss geek. At 8:12 on November 10, 2020, China’s 10,000-meter-class manned submersible”Struggle” successfully sat in the deepest part of the earth’s ocean:Mariana Trench Challenger Abyss. The bottom depth is 10909 meters, setting a new record for manned deep diving in China and the world. 10.


The U.S. dived to 10,000 meters 60 years ago, but the”Struggle” brought back the”Four Big Babies”

Just now, our country took another step on the road of human exploration of the deep sea. China’s”Struggle” proved to the world our country’s scientific and technological strength and industrial technology. According to a news report from CCTV on November 10, on the afternoon of the 10th Beijing time, the Chinese Manned Submersible”Struggle” successfully completed its mission in the Mariana Trench and returned to its mother ship. The dive depth of the Struggle reached 10909 meters. This is the third time in human history that a manned submersible has reached the Mariana Trench. The other two were the USS Trieste in 1960. , And the submersible”Deep Sea Challenger” built by Canadian director Cameron’s team in 2012.


10909 meters! The Chinese”Struggler” sits at the bottom of the Mariana Trench, listening to the interpretation of the 82-year-old legendary academician who dived into the South China Sea

At 8:12 Beijing time today, the Chinese Manned Submersible Struggle successfully sat on the bottom of the Mariana Trench with a depth of 10,909 meters, setting a new record for manned deep diving in my country. The Struggle is a 10,000-meter manned submersible developed by China. It was established in 2016 and is undertaken by a scientific research team based on the research and development capabilities of the Jiaolong and the Deep Sea Warrior manned submersible. On June 19, 2020, China’s 10,000-meter manned submersible was officially named”Struggle”.