12399456https://www.upal.com.my/zh/feeds/jobFeedKwongwahArray ( [0] => HTTP/1.1 200 OK [1] => Date: Mon, 23 Feb 2026 04:42:28 GMT [2] => Content-Type: text/xml; charset=utf-8 [3] => Connection: close [4] => Cache-Control: no-cache, private [5] => Cache-Control: no-cache, no-store, must-revalidate [6] => Set-Cookie: UpalLiveSession=eyJpdiI6IkExZjRpYmw4QmRJdGJEV0lseXdpUGc9PSIsInZhbHVlIjoiazBuMDYzWDNPVk8wWndGVkdyYldYQVl6Qnk1clJpYjdoZ2NWZ2lpS1dFdllGOXZVSVpPU2NmQXJqU09LelVjWUc2emxwRzl3RUdXOUtYVnluQWlNUWc9PSIsIm1hYyI6ImZiZGJmOTdlYjk4NWQ5ODhkMTAxZmU4NmJmN2M5ZWJiMmU3YTI4ZDRhMjg4ZWIwYjdmNjg5YTg4YzI2YWViYmQifQ%3D%3D; expires=Thu, 22-Feb-2029 04:42:28 GMT; Max-Age=94608000; path=/; HttpOnly [7] => x-frame-options: SAMEORIGIN [8] => x-content-type-options: nosniff [9] => x-xss-protection: 1; mode=block [10] => referrer-policy: strict-origin-when-cross-origin [11] => permissions-policy: geolocation=(), microphone=(), camera=() [12] => content-security-policy: default-src * 'unsafe-inline' 'unsafe-eval' data: blob:; script-src * 'unsafe-inline' 'unsafe-eval' data: blob:; style-src * 'unsafe-inline' data:; img-src * data: blob:; font-src * data:; connect-src *; frame-src *; object-src *; media-src *; child-src *; [13] => Server: cloudflare [14] => x-robots-tag: noindex, nofollow, nosnippet, noarchive [15] => strict-transport-security: max-age=31536000; includeSubDomains; preload [16] => expires: Tue, 24 Feb 2026 04:42:28 GMT [17] => vary: Accept-Encoding [18] => Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=lBYHKRWHKHuVYQ26Dfw6I%2Fpe%2BWKSD9xEdDJ7fABemMhKygPdYGanWEQHC6q%2BPGxB%2FPdowT9gHOSvG1vgJhfxkkFXC9CnWa7Kjk5%2BS08IwQ%3D%3D"}]} [19] => cf-cache-status: DYNAMIC [20] => Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} [21] => Speculation-Rules: "/cdn-cgi/speculation" [22] => Server-Timing: cfCacheStatus;desc="DYNAMIC" [23] => Server-Timing: cfEdge;dur=5,cfOrigin;dur=710 [24] => CF-RAY: 9d240e850d56b54d-LAX [25] => alt-svc: h3=":443"; ma=86400 ) 789

 

 

全球气候问题转趋严重，反常天气时有发生。多位科学家近日表示，目前大气中的二氧化碳浓度，已经达到百万分之400（400ppm），创下300万年以来新高。他们警告浓度一旦持续，未来数百年的温度及水位将会大幅上升。

德国波茨坦气候影响研究中心的研究员维莱希奇说，地球目前的二氧化碳浓度，与上新世晚期（即距今约530万年至260万年前）比较接近。根据该研究中心的气候模型显示，由于二氧化碳浓度太高，气候太过温暖，当时北半球并未出现大面积的冰层。

地球上一次二氧化碳浓度达到400ppm时，丹麦属地格陵兰仍未冰冻，南极洲的边缘大陆甚至有树木生长，当时的水位较现时深至少15米。

---

// // // //