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    2026-03


    Protect the Yangtze finless porpoise and let smiles bloom forever.

    In recent years, with the deepening implementation of the “Great Protection of the Yangtze River” strategy and the continued advancement of the “Ten-Year Fishing Ban,” the aquatic ecosystem in the Yangtze River Basin has undergone historic transformations. As the “barometer” of the Yangtze’s ecology and the “smiling angel” of the river, the population of Yangtze finless porpoises has achieved a historic turnaround, moving from a declining trend to steady growth—increasing from 1,249 individuals in 2022 to a recently observed stable upward trajectory. Behind this remarkable progress stand numerous Yangtze finless porpoise conservation centers that integrate scientific research, rescue operations, breeding programs, and public outreach, emerging as steadfast fortresses dedicated to safeguarding these precious creatures.


    10

    2026-03


    Gain a deeper understanding of how central air conditioning works.

    This article will delve into the operating principles of central air conditioning, helping you understand the technology and applications behind it.


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