Mountain climbing: Sightseeing does not walk, walking does not view. Before the trip, plan the tour route in advance, fully understand the traffic conditions, choose a well-designed climbing route, have a clear evacuation route, and there should be a supply and communication station along the way. 2. You should know your health condition before climbing the mountain and take along with you any medicine. If you have altitude sickness or feel unwell, do not go up the mountain reluctantly. Climb according to their physical ability to master the height and speed of climbing, some chronic diseases such as coronary heart disease, epilepsy, vertigo, severe hypertension, tuberculosis and other patients should not climb, middle-aged and elderly people climb, to prepare a crutch. 3. Pay attention to the weather forecast before the trip, increase or decrease the clothes in time. Bright-colored clothes can reflect sunlight and reduce body heat. Shoes to choose sneakers, cloth shoes and sneakers and other flat shoes; it is recommended to wear thick socks. 4. Do not walk to view, walk not to view; when taking photos to pay special attention to safety, especially to pay attention to the weathering of rocks. When the rain in the mountains can not use umbrella but to use a Poncho, in case of lightning, or wind Dalian people with umbrella was driven around. 5. Less talking affects the frequency and depth of breathing. Try to breathe through your nose instead of your mouth. It is easy to inhale the mosquito into the oral cavity with the mouth, and it is not easy to grasp the inhalation frequency. DIVE: Dive with a dive partner. 1. Shore training is the most important, you need to learn to use equipment, understand the prevention of water pressure caused by physical discomfort or injury, and master some skills, such as mask drainage, breathing mode and buoyancy regulation. 2. After the mask is put on, the hair in front must be taken out to prevent the mask from leaking. In order to prevent the mask from getting stuck, the mask can be smeared with saliva, tobacco and Seaweed. When the external pressure is increased, the mask pressure must be removed by slowly blowing air through the nose, to avoid injury to the face; mask into the water, the head slightly upward, pressure mask above, the nose slowly blowing away the water. When diving, the water is immersed in the tube, so you have to float to the surface and blow hard to get it out. Inhale slowly, exhale forcefully, and the water in the tube must be expelled in one breath. When diving into the water, do not breathe out in the water, so as to avoid no air to do the drainage action of inhalation tube. 3. Do not be nervous in the water, the first water does not feel fit, can float up to breathe again into the water, diving process should be accompanied by diving. 4. In the seabed, because the pressure of water pressure on the eardrum, the ear will feel tingling, you can use the adjustment ear pressure method to adjust. 5. In the sea floor, do not use the hands and feet to touch some unknown creatures, so as not to cause some aggressive animals to fight back. 6. Short-sighted visitors can choose to wear goggles with degrees. Never wear contact lenses under water. This will not only wash away the water, but when you rise from the sea floor, your eyes, like all parts of your body, will start to expel nitrogen gas, contact Lenses can interfere with this process. Plateau Tourism: PUT ON MORE CLOTHES, rather hot than cold. Keep optimistic mood, the psychological burden will aggravate the altitude reaction, delay the human body to adapt to the altitude climate; sleep and rest should be sufficient before Tibet, serious hypertension, heart disease patients should not go into Tibet; 2. First into the plateau, it is best to use a half-day rest. Drink plenty of water and eat plenty of fruit. No Smoking or alcohol. Don't run or do strenuous exercise. Don't overeat. 3. The first to the plateau, to prevent cold due to cold, cold is one of the main causes of acute high altitude Pulmonary Edema. Put on more clothes. It's better to be hot than cold. 4. Commonly used to prevent high-altitude reaction drugs are Rhodiola, muscle liver tablets, glucose and so on. Start taking it two days before you enter the plateau to help prevent altitude sickness. : : Desert Travel: drink water even if you're not thirsty. Before you venture into the desert, learn about the local conditions, make detailed plans, contact regular partners, and don't go hiking alone. 1. Advance preparation: PREPARATION OF HIGH-PRECISION MAP, carrying a compass or satellite positioning device (GPS) , navigation, record course guaranteed. Keep plenty of drinking water and dry food. The desert temperature difference is very big, winter, summer clothing should have. Go to the desert to wear boots and other thick shoes, the desert temperature will reach 50 degrees Celsius in the daytime, wear thick shoes can prevent skin is hot blistering and purulent infection. Prepare sunglasses to sand, kettle, talcum powder, flashlight, wide tape, small round mirror, plastic bags and other small items. 2. AVOID SANDSTORMS: don't go to the desert in the spring and summer. From mid-to late March through may, desert winds, especially sandstorms, are easily lost and life-threatening. 3. High temperatures: one of the biggest dangers of deserts is high temperatures. The heat can cause dehydration, and you have to drink water from the moment you enter the desert, even if you're not thirsty, in small sips. Also, remember to take vitamins. 4. Protect yourself from insects and wildlife. There had better not be any gap between the clothes, the clothes should be very tight. Don't mess with wild animals. Don't go down to the lake. There may be many dangerous things in the lake. DRIFTING: Don't bring valuables on board. Rafting will inevitably "wet" , should be prepared to change clothes. Take Part in rafting should choose flat-bottomed slippers, plastic sandals or sneakers, do not wear leather shoes, pay attention to the cold and sunscreen. 2. Do not bring cash, valuables or water-sensitive items on board. If there is an accident, the rafting company and Insurance Company will not compensate the tourists for the lost cash and items. 3. Life jackets must be worn at all times to ensure safety. 4. Follow the instructions of the boatman, do not do dangerous action, should grasp the safety rope, the body to the center of the hull tilt. 5. Keep it steady and avoid collision. When it is unavoidable to avoid, to control the hull at a Frontal Collision Angle (side collision prone to capsize) , the personnel hold on to the rope. 6. When a drifting boat is stranded, you can use your oars to push against the rocks and force the boat away from the place where it is stranded. If this does not work, send someone into the water, from the side or pull or push the boat back into the current. Kill. If you accidentally fall into the water, do not panic, life jacket will be enough to float on the surface of the water, the boat should extend the oar for the falling person to grasp. If the boat is far from the water, to find a way to shore or stay in the water on the back of the stone (facing the water currents are strong and easy to be hit by rubber dinghies) waiting for rescue. 8. Capsize often occurs in the area of strong current. After capsize, keep calm and keep the boat upright. When re-boarding, pay attention to the balance of forces on both sides. The falling oar should be picked up in time, otherwise the slow flow area can only use the hand to paddle. Provided by the Chinese Association for scientific exploration