My Deep-sea Fishery

Chapter 773 Difference between North and South Poles

If such a thing happened on land, it would be almost a fantasy.

But in the ocean, that's a real possibility.

The vast ocean bred countless incredible lives.

Once, Xiang Yang read a news report, which said that a little boy who loved to eat seafood had two one-meter-long parasites on his back, and the parasites also came from the ocean in those two days.

After burning the hag eel to death with gasoline, spraying disinfectant on the people who approached the hag eel, and finally washing the deck with alcohol, Xiang Yang stopped the crew on the boat from fishing.

The crew on board had no complaints either.

In fact, even if Xiang Yang's quasi-crew fished, the crew would not know how to fish.

Not to mention sea fishing, many crew members didn't even dare to approach the edge of the deck after listening carefully to what Xiang Yang said about the horror of hagfish.

Just kidding, you can still be alive for the first half of the year after being hungry, you can parasitize in the human body, and you can eat twice your own body weight in food every day. If such a terrible parasite is parasitized by it, you will have to be bitten to death by it.

Seeing this, Xiang Yang felt a little funny, so he said, "Actually, you don't need to be so afraid of hagfish."

"How could I not be afraid? Now I can't help but tremble when I think about the possibility of such a terrible thing in my body." Fang Youqun said with a trembling heart.

"But hagfish are not so easy to parasitize in the human body. Don't worry, as long as you don't eat raw seafood, you will never have parasites in your body." Xiang Yang said with a smile.

High temperatures kill most marine parasites, as well as hagfish.

Many people like to eat raw seafood, especially seafood like salmon, which is delicious only if they eat sashimi.

But Xiang Yang never eats raw seafood, he cooks all the seafood, even the most acceptable drunken shrimp.

After Xiang Yang finished speaking, he originally thought that everyone would breathe a sigh of relief.

However, Xiang Yang found that after he finished speaking, the expressions on many people's faces became even uglier in an instant.

Xiang Yang was puzzled and said, "Why do you all have such expressions?"

"Brother Yang, I've eaten raw seafood before." Fang Youqun said with a bitter face.

Xiang Yang blinked, "When I let you eat seafood on weekdays, isn't it all cooked?"

"But we have eaten raw food before." Fang Youqun said bitterly.

Xiang Yang covered his forehead, and said after a while: "Just eat something, it's actually not a big problem, like my father's generation of fishermen, some of them have never eaten raw seafood, so they haven't been infected by parasites anyway." Infect?"

In fact, even Xiang Yang himself has never eaten raw seafood.

When Xiang Yang was a child, he also ate raw oysters.

In order to avoid the spread of panic on board, Xiang Yang decided to expose the matter quickly.

Xiang Yang glanced left and right, and finally fell on Xu Fang.

"Xia Pengjie, there is no wind or snow on the sea right now, so you don't have to wear a jacket and snow pants on the boat?" Xiang Yang looked fully armed, but still bowed his body into a ball, with his hands in his hands respectively. Xia Pengjie said in the sleeve of the other hand.

Now is the time when the sun is at its maximum. Although the temperature in Antarctica is low, Xiang Yang himself feels a little chilly, but it is definitely not cold enough to wear a jacket.

"You all went down to the bottom of the water for a round of exercise just now, and I just stayed on the boat. Of course I am colder than you." Xia Pengjie said, and stomped his feet. The cold weather made his feet hurt.

"Shouldn't we go down to the bottom, colder than you?" Fang Youqun asked with his head tilted.

"You haven't been wet by the sea, and you've been exercising for so long, how could it be colder than me?" Xia Pengjie rolled his eyes and said.

As the saying goes, life lies in movement.

Many people have the habit of exercising in winter.

Often when it is cold, as long as you run around the playground a few times, you will not feel cold immediately.

Of course, this situation is limited to the south in our country.

In the north, the outdoor temperature is really too low, and it is not suitable to go out in winter.

The Antarctic is a much colder place than the north of my country, and it is the coldest continent in the world.

The annual average temperature of the Antarctic continent is minus 25 degrees Celsius, and the annual average temperature of the inland areas reaches minus 40 to minus 50 degrees Celsius.

In 1983, there was an incredible low temperature weather of minus 90 degrees Celsius.

Scientists have different opinions on why Antarctica has such cold weather. After all, in terms of light, Antarctica actually has a lot of light, and sometimes there will even be extreme daylight.

At present, the most common theory about why Antarctica is so cold is that the earth is rotating all the time, and it is also circling around the sun at the same time. The light shines directly, so the average temperature at the equator is relatively high.

The head and feet of the earth, namely the South Pole and the North Pole, can only be slanted by the sun, and even there is a long period of time in a year when the sun cannot be seen, and the light received is relatively much less. The North and South Poles lack sunlight, The temperature is of course lower.

Moreover, Antarctica is located at the southernmost tip of the earth. It is an area covered with ice and snow. Because it is covered by thick ice layers, these ice layers reflect sunlight back to the sky, so the ability of the polar regions to retain heat is very weak, and it is even colder.

However, this statement is also controversial.

Because the North and South Poles, which are both poles, receive the same amount of light, but the coldest place is at the South Pole instead of the North Pole.

Some scientists believe that although both the North and South Poles are the poles of the earth, the topography of the two is different, and the speed of heat dissipation is also different.

The Antarctic region is a land called Antarctica, while the Arctic region is a sea called the Arctic Ocean.

There is a big difference between seawater and land in terms of heat absorption, and the temperature of land that is also illuminated rises faster than seawater.

If there is no sunlight, the land will cool faster.

When the sun shines on the two poles in summer, the Arctic Ocean slowly absorbs heat, and in winter it releases heat slowly, so the temperature in the North Pole is not so cold, but the heat dissipation in Antarctica is very fast.

Even if there is a phenomenon of polar day in Antarctica, it can be given a lot of temperature by the sunshine.

However, because Antarctica dissipates heat quickly and has poor heat retention capacity, no matter how much heat the sun shines on Antarctica, it will be completely astigmatized by Antarctica soon, so the temperature in Antarctica is much lower than that of the North Pole.

Xiang Yang personally agrees with this statement.

The low temperature in Antarctica is not only due to the lack of sunlight, but also because of the rapid heat dissipation of Antarctica itself.

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