"天太冷，量水时还要注意查看压载水是否有结冰迹象，提前发现，及时联系机舱，对压载水舱进行加温。"何群告诉我，"雪龙2"号设计建造阶段就考 虑到极地的特殊低温，水舱都配备了加热功能，以确保在极寒天气不会结冰。因为一旦结冰，就会影响船舶安全。 甲板之下的机舱内，也是一片忙碌。大管轮祖成弟带着两名机工检查消防设备的状态，机匠长汤建国正在加工水管接头。21个压载水舱室量完水后，何 群来到位于机舱内的液位遥测显示屏前，进行水位复核。大家在机舱内相遇，顾不上多说，就兵分几路，各干各的了。除了饮用水舱外，其他压载水舱里都 装有传感器，水位情况在液位遥测显示屏上一目了然。人工"量水"则起到一个"双保险"作用，以防传感器失灵。 "这个是减摇水舱，水深应该是3.7米左右。"何群边介绍，边打开甲板上的检测口，将软皮卷尺打开，通过卷尺上的"水印"就能看出水舱里的水位高 度。 "雪龙2"号共有21个压载水舱室，其中包括6个淡水舱室、2个饮用水舱和4个洗涤水舱。每天测量一次，每个舱的水位应该是多少，何群早已倒背如流。 何群是名"老南极"了，自2016年开始，已参加了12次南北极考察。"相比货船，在科考船上当船员，更有荣誉感和成就感。"何 ...

在演讲现场，刘院士用三赴南极、两赴北极的亲身经历，介绍了南北两极的差异、极地生态环境，带领 观众领略地球两极的神奇风光，并强调了极地考察的重大意义。 刘嘉麒介绍了两极的特征，明晰了地极与磁极间的区别，解释了极昼极夜现象的产生原因。"寒冷干燥 是极地的特色，冰天雪地是那里的常态。夏季极昼全天阳光普照，没有夜晚。冬季极夜长夜难明，看不 见太阳，绚丽多彩的极光犹如天空燃放的焰火，能在瞬间把宁静的夜空映得通明。"他这样描述他看到 的极地。 刘嘉麒院 刘嘉麒院 士献语青少年（直播截图） 封面新闻记者 吉星 "在冰天雪地里头看到五星红旗在极地飘扬，比在天安门前看到飘扬还激动。"12月31日，封面新闻携手 中国科学院物理研究所推出大型跨年科学直播——《复兴路上的科学力量》，中国科学院院士、地质学 家刘嘉麒在现场这样感慨道。 士（直播截图） 84岁高龄的刘嘉麒院士是中国科学院地质与地球物理研究所研究员，从事火山学、第四纪地质学等领域 的研究，主持过多项国家级科研项目，获得多项国家科技奖。 刘嘉麒介绍了南北极的生态环境，展示了在北极生存的北极熊、驯鹿、狐狸、海豹、苔藓等生物。据他 介绍，由于全球气候变化，北极地区冰层融化加剧， ...

Core Points - The event was part of the "From Mountains to Seas, From Ancient to Modern" science popularization series, aimed at educating students about polar exploration and science [3] - The event included a photo exhibition showcasing over 40 years of China's polar research achievements and attracted nearly 800 participants [3] - The National Oceanic Administration's polar research office highlighted the importance of cultural knowledge and scientific literacy for future contributions to national polar work [3] - A video connection was established with the leader of China's 41st Antarctic expedition, who shared insights about the Great Wall Station and the ongoing scientific research [4] Group 1 - The event was organized by the Chinese Polar Research Center and Wuhan University's Antarctic Survey Center, with support from the National Oceanic Administration [3] - The event featured lectures on polar knowledge by Captain Xiao Zhimin and Professor Zhang Shengkai, focusing on scientific exploration and remote sensing applications in polar research [3] - The students received a model of the "Snow Dragon 2" polar research icebreaker and commemorative postal sets from the 41st Antarctic expedition and the 15th Arctic expedition [3] Group 2 - The event aimed to inspire students to engage in polar science and research, emphasizing the spirit of perseverance and dedication demonstrated by the wintering team at the Great Wall Station [4] - Interactive exchanges took place between the Antarctic expedition leader and the students, fostering a deeper understanding of polar research challenges [4]

Core Insights - The article discusses a significant Arctic scientific expedition that utilized China's first domestically designed icebreaking research vessel, "Exploration No. 3," and the manned submersible "Fighter" to explore the depths beneath the Arctic ice, revealing critical geological secrets [1][6]. Group 1: Expedition Overview - The expedition lasted 98 days and involved deep-sea exploration at the Gakkel Ridge, known for its slow geological expansion rate of less than 20 millimeters per year [1]. - The team faced challenges in retrieving the submersible due to thick sea ice, which required innovative solutions for safe recovery [2]. Group 2: Technological Advancements - The "Exploration No. 3" vessel is approximately 104 meters long with a displacement of about 10,000 tons, capable of breaking through 1.2-meter-thick ice at a speed of 2 knots [6]. - The "Fighter" submersible underwent modifications to operate effectively in extreme Arctic conditions, allowing for precise navigation and operation without satellite signals [6]. Group 3: Scientific Contributions - The expedition successfully collected valuable samples, including water, sediment, rock, and biological specimens, which will aid in understanding rapid climate changes and life evolution in polar regions [6]. - The research emphasizes the importance of interdisciplinary collaboration and efficient communication mechanisms for future Arctic explorations [3].

Core Insights - The "Xuelong Brothers" have embarked on a journey from Shanghai as part of China's 42nd Antarctic Expedition, heading directly to the icy continent [1] - A month prior, the "Xuelong 2" completed China's largest Arctic scientific expedition to date, showcasing the country's commitment to polar research [1] - Over the past forty years, generations have pursued dreams in extreme weather conditions, highlighting the wisdom and courage of the Chinese people in leaving a legacy at the ends of the Earth [1]

Core Viewpoint - The exploration of polar regions holds immense scientific value and practical significance for understanding Earth's environmental evolution and the mysteries of the universe, with China's polar research stations playing a crucial role in this endeavor [1]. Group 1: Construction and Achievements of Antarctic Stations - The Qinling Station, China's fifth Antarctic research station, was inaugurated on February 7, 2025, and is the first in the Ross Sea region, facing harsh construction conditions [3]. - The youth expedition team at the polar research station has demonstrated remarkable resilience, completing significant construction tasks under extreme weather, including the installation of heavy steel panels during a 12-level hurricane [3][4]. - Key construction metrics include the transportation of over 9,500 tons of materials in 13 days, working over 13 hours daily for 52 consecutive days, and completing 5,120 square meters of main building area [4]. Group 2: Historical Context and Ongoing Research - The Kunlun Station, established in 2009, represents China's first inland Antarctic research station, built in one of the most inaccessible areas of the Antarctic [6][9]. - The Longqing Station, China's first Antarctic station, has been operational for 40 years, focusing on facility improvements, scientific research, and international collaboration [11][12]. - The Huanghe Station, established in 2004, serves as a critical base for Arctic research, contributing to understanding climate change and its impacts on China [14][15]. Group 3: Youth Involvement and Future Aspirations - The youth expedition team comprises 76.9% young members, showcasing their commitment to national polar exploration and their determination to face challenges without hesitation [16]. - The team aims to continue its mission with a focus on high-quality development in natural resource management, emphasizing the importance of polar research for global climate challenges [16].

Core Viewpoint - The "Polar Knowledge into Campus" event in Liaoning aims to promote awareness and understanding of polar science among students and the community, fostering a sense of responsibility towards environmental protection and scientific exploration [6][9][17]. Group 1: Event Overview - The event took place from July 2 to July 4, 2025, across three locations: Liaoning Experimental High School, Dandong Korean Middle School, and Dalian Ocean University [6][9]. - It was organized by the National Oceanic Administration's Polar Research Office, with participation from various governmental and educational institutions [9]. - The theme of the event was "Understanding the Polar Regions, Protecting the Polar Regions, Utilizing the Polar Regions" [6]. Group 2: Educational Impact - The activities included presentations by polar experts, showcasing China's achievements in polar research and inspiring students to engage in scientific exploration [10][11]. - Students expressed curiosity and asked questions about polar research, demonstrating a deep interest in the subject matter [12][13]. - The event aimed to instill a sense of mission in students, aligning with the educational philosophy of fostering both national pride and global awareness [6][12]. Group 3: Community Engagement - The event also reached out to local communities, with residents expressing pride in China's polar research efforts [7][14]. - Community leaders emphasized the importance of such educational initiatives in promoting marine knowledge and environmental stewardship [14]. - The involvement of local universities and their students in polar research was highlighted, showcasing the connection between education and real-world scientific contributions [16][17].

Core Viewpoint - The "Polar Knowledge into Campus" initiative aims to educate students about polar science and instill a sense of responsibility for Earth, aligning with the educational philosophy of nurturing students with both national pride and global perspective [2]. Group 1: Event Overview - The event took place on July 3, 2025, at the Korean Ethnic Middle School in Dandong, Liaoning Province, with nearly 300 students and teachers in attendance [2]. - The initiative is organized by the National Oceanic Administration's Polar Research Office, with participation from various governmental and educational institutions, aiming to promote polar science knowledge and engage the community [2]. Group 2: Educational Content - The event featured presentations from polar experts, including topics such as the significance of Antarctica as a climate warning system and a natural laboratory, as well as China's historical achievements in polar exploration [5]. - Students actively engaged with experts, asking questions that reflected both curiosity and a deeper understanding of polar science [5][9]. Group 3: Special Activities - A unique segment of the event included a video call with the Chinese Antarctic Great Wall Station's wintering team, celebrating the 40th anniversary of the station and emphasizing international collaboration in polar research [7]. - Students were introduced to the unique Antarctic ecosystem through a video showcasing various species, enhancing their understanding of polar biodiversity [7]. Group 4: Student Impact - Students expressed a newfound passion for polar research and a desire to contribute to China's polar exploration efforts, highlighting the event's inspirational impact [10].

Core Points - The "Snow Dragon 2" is currently on its return journey after successfully completing its main tasks during China's 41st Antarctic expedition [1][4] - The expedition highlights the dedication and contributions of young researchers in polar exploration, showcasing their commitment to the field [3][22] Group 1: Expedition Overview - The "Snow Dragon 2" is navigating the Southern Hemisphere as it heads back after fulfilling its mission [1] - The expedition has been marked by various weather conditions, with the current report indicating southeast winds of 6 to 7 levels and visibility of 20 kilometers [4] Group 2: Team Activities and Responsibilities - A flag-raising ceremony was held on the deck to honor the contributions of youth in polar research [3][5] - Meteorological observations are crucial for navigation safety, with daily weather reports being prepared by the onboard meteorologist [4][7] - Young crew members, including the third officer and engineering staff, are actively engaged in various operational tasks, from navigation to equipment maintenance [6][10][12] Group 3: Future Aspirations - The expedition team is preparing for upcoming Arctic research missions, reflecting their enthusiasm and commitment to further exploration [22]