（原标题：菜价悄然上涨，极端天气如何影响"蔬果自由"？） 21世纪经济报道记者李莎 北京报道 北京新发地价格行情显示，8月26日，油麦菜和黄瓜的均价分别达到 6.25元/斤和3.5元/斤，与月初相比，价格均上涨了约8成。 实际上，近期整体蔬菜价格正在悄然上涨。8月26日，农业农村部重点监测的28种蔬菜平均价格为4.90 元/公斤，较8月1日上涨10.6%，较7月初上涨13.2%。 不只是蔬菜，今年柠檬价格暴涨也曾引发广泛关注。虽然当前柠檬价格已趋于稳定，但仍处于较高水 平。 蔬果生产深受天气影响，全球气候变暖大背景下，极端天气事件对果蔬生产的影响愈发显著，部分蔬 菜、水果价格明显上涨背后，也不乏高温热浪、干旱、极端降水与洪涝等的扰动。 中国农业大学人文与发展学院副教授、北京市科协防灾减灾专业智库基地专家孔锋向21世纪经济报道记 者表示，极端天气对蔬果安全的影响已成为新常态，这不仅是对农业生产的挑战，更是对民生保障能力 的考验。通过技术创新、政策支持、产业链升级和预警完善的多管齐下，能够构建起更具韧性的蔬果供 应体系，在气候波动中守护好居民的"菜篮子"和"果盘子"，让"蔬果自由"在极端天气常态化下依然可 得。 ...

Core Viewpoint - The article highlights the successful transition of a fishing community in Jiangxi, China, to vegetable cultivation, showcasing the importance of learning, adaptation, and market awareness in agricultural practices [1][2][3]. Group 1: Transition from Fishing to Agriculture - The cooperative, led by Tu Jiguang, transitioned from fishing to vegetable cultivation after a fishing ban in Poyang Lake, successfully employing nearly 100 former fishermen [2][3]. - The cooperative now cultivates 13 types of vegetables across 1860 acres, demonstrating significant growth and adaptation in agricultural practices [1][2]. Group 2: Learning and Adaptation - Tu Jiguang emphasized the importance of continuous learning, initially feeling lost but eventually seeking knowledge through external training and expert guidance [3][7]. - The cooperative faced challenges, such as poor vegetable growth due to insufficient fertilization, which was addressed through expert consultation and increased organic fertilizer usage [5][7]. Group 3: Technological Integration and Market Awareness - The cooperative invested in a modern intelligent seedling greenhouse to optimize temperature and humidity, improving seedling success rates [7]. - Market analysis became a crucial part of the cooperative's strategy, leading to adjustments in planting decisions based on market demand and previous sales performance [7][8].