Core Insights - The article highlights the historical significance of the Guanzingtai site in Dengfeng, Henan, as one of the oldest astronomical observatories in China, showcasing ancient Chinese cultural philosophies and the pursuit of natural laws [1][9][23] Group 1: Historical Significance - The Guanzingtai site is recognized as a crucial location for the development of the 24 solar terms, which served as a guide for agricultural practices in ancient China [9][21] - The site features the Zhou Gong Measuring Shadow Platform, which was used to determine the summer solstice, marking the longest day of the year [3][5][7] Group 2: Innovations by Guo Shoujing - Guo Shoujing, a prominent astronomer of the Yuan Dynasty, significantly improved the accuracy of time measurement by constructing a giant measuring platform, reducing measurement errors to one-fifth of previous methods [11][16] - He developed the "shadow symbol" device, which allowed for precise measurements of shadow lengths within a 2-millimeter range, enhancing the understanding of time [16][18] Group 3: Cultural and Educational Impact - The Guanzingtai site has undergone systematic protection and restoration, transforming into a cultural and educational hub with a planetarium and interactive exhibits [19][21] - Modern activities, such as "starry sky camping" and traditional observation ceremonies, connect ancient astronomical practices with contemporary lifestyles [21][22] Group 4: Legacy and Modern Applications - The ancient principles of astronomical observation have influenced modern astronomical research, as seen in projects like the "Chinese Sky Eye" and advancements in telescope technology [22][23] - The enduring spirit of exploration and understanding of the cosmos continues to inspire contemporary scientific endeavors, reflecting a legacy that spans millennia [23]

Group 1 - The article highlights the significance of the 24 solar terms in Chinese agricultural history and culture, emphasizing their connection to nature and the wisdom of the Chinese people [1] - Guangxi Daily has launched a special column "Taste Guangxi · 24 Solar Terms" to explore the meteorological aspects of Guangxi and delve into the profound connotations of this world-class intangible cultural heritage [1] Group 2 - Hepu is identified as one of the starting ports of the ancient Maritime Silk Road, where fishermen have thrived for centuries due to their connection to the sea [3] - The modern fishing industry in the Beibu Gulf has developed into a global marine industry chain, supported by advanced production technologies and stable electricity supply [5] - The construction of a comprehensive energy security zone is accelerating, providing stable electricity to support the high-quality development of the marine economy in Guangxi [7] Group 3 - The article discusses the historical significance of the tea transportation routes in Guangxi, particularly the "Tea Boat Ancient Road," which symbolizes the region's transition from an isolated inland area to a broader maritime economy [14] - The upcoming completion of the Pinglu Canal is expected to enhance the tea industry by creating a new "river-sea combined transport" channel [16] Group 4 - The article reflects on the historical paths of the Xiaojie Ancient Road and the Wanli Tea Road, emphasizing their roles in trade and cultural exchange [17] - The ongoing development of the Xiaojie Ancient Road Economic Belt aims to create a platform for cultural integration and regional cooperation [19] Group 5 - The article describes the customs and practices associated with the "Small Snow" solar term in Guangxi, including traditional food preparations like making glutinous rice cakes [32] - It emphasizes the importance of adapting to seasonal changes and maintaining health through appropriate lifestyle choices during the winter months [35]

Core Points - The article discusses the significance of the "Minor Snow" solar term in Chinese culture, emphasizing its connection to agricultural practices and preparations for winter [2] - It highlights the importance of soil preparation and winter irrigation for crops like wheat, reflecting the traditional wisdom of farmers [2] - The article also notes the cultural practices related to food preservation during this period, such as pickling vegetables and curing meats, which are common in various countries [2] Agricultural Practices - "Minor Snow" marks a critical time for farmers to prepare for winter, ensuring that crops are well-protected before the soil freezes [2] - The use of smart greenhouses that adjust temperature and humidity according to solar terms is mentioned, showcasing the integration of modern technology with traditional farming wisdom [2] Cultural Significance - The article points out that while "Minor Snow" is a traditional Chinese solar term, similar practices of food preservation and preparation for winter are observed in countries like South Korea and Japan [2] - It emphasizes the shared cultural values across borders regarding the preparation for winter and the importance of food security [2]

Core Viewpoint - The article highlights the significance of the "Lidong" solar term, marking the transition into winter, and emphasizes the cultural and natural beauty associated with this period [2] Group 1: Natural Changes - As Lidong arrives, nature transitions from vibrancy to tranquility, with rivers slowing down and vegetation shedding its lushness [2] - Traditional wisdom reflects a deep understanding of seasonal changes, as illustrated by the saying "Lidong one day, water cools three parts" [2] Group 2: Cultural Practices - The customs associated with Lidong include "welcoming winter" and "supplementing winter," where families gather to enjoy warm meals, enhancing familial bonds [2] - In the Northeast region, agricultural crops enter their winter dormancy, while in areas like Jianghuai, the busy autumn harvest season comes to a close [2]

Core Points - The article discusses the significance of the "Lidong" solar term, marking the beginning of winter and the transition of nature from vibrancy to tranquility [1][3][4] - It highlights traditional customs associated with Lidong, such as family gatherings and seasonal foods, emphasizing the cultural importance of this time [2][3] Summary by Sections - **Cultural Significance** - Lidong is recognized as the 19th solar term in the Chinese calendar, symbolizing the onset of winter [1] - Traditional practices include "welcoming winter" and "supplementing winter," where families gather to enjoy seasonal dishes, enhancing familial bonds [2][3] - **Natural Changes** - As Lidong arrives, nature transitions into a quieter state, with rivers slowing down and vegetation shedding its vibrancy [3][4] - The article notes the agricultural implications, with crops in northeastern regions entering their winter dormancy and the end of the busy autumn harvest in areas like Jianghuai [3]

Core Points - The article discusses the significance of the "Lidong" (立冬) solar term in China, marking the official start of winter and its cultural implications [2] - It highlights various winter traditions and practices in both domestic and international contexts, emphasizing the importance of preparation for the winter season [2] Group 1: Seasonal Transition - "Lidong" is one of the 24 solar terms in China, representing a crucial seasonal transition [2] - The arrival of "Lidong" indicates the end of autumn and the beginning of winter, prompting various cultural and agricultural activities [2] Group 2: Agricultural Practices - For farmers, "Lidong" is a key time for wrapping up agricultural work and storing supplies [2] - New grains from the autumn harvest are stored, and traditional practices such as watering fields with "frozen water" are employed when temperatures stabilize between 0 to 5°C [2] - In northern rural areas, grains are stored on heated kang beds to prevent moisture, while vegetables like cabbage and radishes are layered with soil in cellars for preservation [2] Group 3: Cultural Traditions - Different countries have unique winter traditions, such as viewing the aurora in Finland, skiing in Canada, and winter festivals in Norway [2] - In China, northern regions typically consume dumplings and lamb soup, while southern regions enjoy a variety of warm foods to "supplement winter" [2]

Core Points - The article discusses the significance of the "Lidong" solar term, which is the 19th of the 24 solar terms in the Chinese calendar, marking the beginning of winter and the end of the growth season [1] Group 1 - The term "Lidong" signifies the start of a period where vitality begins to retreat, indicating that all living things enter a state of rest and conservation [1]

Core Viewpoint - The article describes the recent weather changes in Suzhou, highlighting the transition from autumn to winter with a focus on temperature fluctuations and upcoming weather patterns [1] Weather Conditions - Suzhou experienced a shift in weather due to the arrival of weak cold air, leading to a clear and sunny day on November 2, with temperatures remaining comfortable despite a slight drop [1] - The city is currently seeing significant temperature fluctuations influenced by cold air and clear skies, with cooler mornings and evenings [1] Upcoming Weather Forecast - According to the Suzhou Meteorological Station, there will be a small rain event from the night of November 6 to November 9, with the rest of the week characterized by changing cloud patterns [1] - Temperatures are expected to gradually rise, with minimum temperatures around 10°C anticipated on the morning of November 3 [1] Seasonal Transition - November 7 marks the beginning of the 19th solar term, "Lidong," which signifies the start of winter [1] - Suzhou typically enters meteorological winter in late November [1]

Core Points - The "Frost's Descent" is the eighteenth solar term in the twenty-four solar terms, showcasing the beauty of tranquility in nature [1] - In regions like Northeast and Northwest, snowflakes are falling, while most southern areas experience vibrant autumn colors, described as "frost leaves redder than February flowers" [3] - The season brings gifts from nature, such as sweet persimmons hanging in orange-red hues after frost, and chrysanthemums blooming proudly, encouraging gatherings for activities like climbing, flower admiring, and leaf tasting [5]

Group 1 - The "Frost's Descent" is the eighteenth solar term in the twenty-four solar terms, showcasing the beauty of tranquility in nature [1] - According to agricultural proverbs, "seeing frost during Frost's Descent means a full granary," indicating the nearing end of autumn harvest in northern fields and the busy activities of harvesting late rice and planting oilseed rape in southern regions [3] - In northeastern and northwestern areas, snowflakes are falling, while most southern regions experience vibrant autumn colors, described as "frosty leaves redder than February flowers" [4] Group 2 - The season brings forth orange-red persimmon trees, with frost-ripened persimmons being particularly sweet, symbolizing nature's gifts during this time [6] - This period also sees chrysanthemums blooming proudly, and it is a common practice to invite friends to enjoy climbing, appreciating chrysanthemums, and tasting red leaves, which has become a refined activity during the Frost's Descent season [9]