澶х害2.5浜垮勾鍓嶏紝浜屽彔绾?/strong>鏈湡锛屼竴娆″叏鐞冩€х殑闆嗙兢鐏粷浜嬩欢鎶规帀浜嗗綋鏃跺湴鐞冧笂80%鐨勬捣娲嬪拰闄嗗湴鐗╃銆傚畠閫氬父琚涓烘槸宸茬煡鐨勫ぇ鐏粷浜嬩欢涓渶涓ラ噸鐨勪竴娆°€?/p> 杩欑鐢熺墿澶氭牱鎬х殑鐏鹃毦鎬ф崯澶憋紝瀹為檯涓婃槸涓€绉嶅鍙ゆ皵鍊欑揣鎬ユ儏鍐电殑鍙嶅簲銆傚敖绠′粛鏈変簤璁猴紝浣嗙洰鍓嶇殑涓绘祦瑙傜偣璁や负锛?strong>杩欑姘斿€欎笂鐨勫彉鍖栨槸鐢辫鐩栫幇浠hタ浼埄浜氬ぇ閮ㄥ垎鍦板尯鐨勫ぇ闄嗙骇瑙勬ā鐏北鐖嗗彂鎵€寮曞彂鐨?/strong>銆傜伀灞辨椿鍔ㄦ帹鍔ㄤ簡閭d簺鍘熸湰琚攣鍦ㄥ湴鐞冨唴閮ㄧ殑澶ч噺纰筹紝瀹冧滑琚噴鏀捐繘鍏ュぇ姘旓紝浜х敓浜嗗ぇ瑙勬ā鐨勬俯瀹ゅ彉鏆栦互鍙婃捣娲嬮吀鍖栥€?/p> 浼撮殢鐫€杩欑鍏ㄧ悆鍙樻殩浜嬩欢鐨勶紝鍙兘杩樻湁鍦扮悆鑷哀灞傜殑宕╂簝銆傜瀛﹀鍙戠幇鐨勫ぇ閲忕暩褰㈠瀛愬拰鑺辩矇棰楃矑锛屾槸鏀寔杩欎竴鐞嗚鐨勮瘉鎹€傚畠浠殑瀛樺湪鍙兘鏆楃ず鐫€瀵艰嚧绐佸彉鐨勭传澶栫嚎鐓у皠鐨勫ぇ閲忔秾鍏ャ€?/p>
鍦ㄦ洸甯冪殑浜屽彔-涓夊彔绯昏繃娓″湴灞備腑鍙戠幇鐨勮姳绮夊寲鐭筹紙闃块噷绮夛級銆傦紙鍥撅紡Liu, F. et al., 2022锛?/p>
杩戞棩锛屽湪鍗椾含鍦拌川鍙ょ敓鐗╃爺绌舵墍鍒橀攱鏁欐巿鐨勫甫棰嗕笅锛屼竴缁勫浗闄呯爺绌跺洟闃熷紑鍙戜簡涓€绉嶆柊鐨勬柟娉曟潵妫€娴嬪寲鐭宠姳绮夐绮掍腑妞嶇墿鐨勭被闃叉檼鍓傚寲鍚堢墿銆傛柊鐮旂┒鍙戠幇锛?strong>淇濆瓨鍦?.5浜垮勾鍓嶅博鐭充腑鐨勮姳绮夛紝鍚湁鍔熻兘鍍忊€滈槻鏅掗湝鈥濅竴鏍风殑鍖栧悎鐗╋紝瀹冧滑鐢辨鐗╀骇鐢燂紝淇濇姢妞嶇墿鍏嶅彈鏈夊绱绾?/strong>锛圲V-B锛?strong>鐨勮緪灏?/strong>銆傝繖涓€鍙戠幇琛ㄦ槑锛孶V-B鐨勮剦鍐擦湪浜屽彔绾湯鏈熺殑闆嗙兢鐏粷浜嬩欢涓彂鎸ヤ簡閲嶈浣滅敤銆傝鏂囧凡缁忓彂琛ㄥ湪銆婄瀛﹁繘灞曘€嬩笂銆?/p>
聽 妞嶇墿鐨勨€滈槻鏅掗湝鈥澛犅?/p>
鎴戜滑閮界煡閬擄紝妞嶇墿绂讳笉寮€闃冲厜锛屽畠浠渶瑕侀槼鍏夎繘琛屽厜鍚堜綔鐢ㄣ€傝繖涓嶄粎缁存寔浜嗘鐗╃殑鑷韩鐢熼暱锛岃繕鎴愪簡鍦扮悆鐢熸€佺郴缁熺殑鏍瑰熀銆備絾鏄紝妞嶇墿瀹為檯涓婁篃闇€瑕佸湪闃冲厜涓嬩繚鎶よ嚜宸憋紝鐗瑰埆鏄繚鎶ゅ畠浠殑鑺辩矇鍏嶅彈UV-B杈愬皠鐨勬湁瀹冲奖鍝嶃€?/p>
涓轰簡鍋氬埌杩欎竴鐐癸紝妞嶇墿浼氬湪鑺辩矇棰楃矑鐨勫澹佷笂锛屽姞涓婁竴灞傚儚闃叉檼闇滀竴鏍风殑鍖栧悎鐗?/strong>銆傝繖浜涘寲鍚堢墿琚О涓洪璞嗛吀鍜岄樋榄忛吀锛岀敤鏉ヤ繚鎶よ剢寮辩殑缁嗚優锛岀‘淇濇垚鍔熺箒娈栥€?/p>
鏇擦竷鍓栭潰鐨勫彜鍦扮悊浣嶇疆銆傦紙鍥撅紡Liu, F. et al., 2022锛?/p>
鐮旂┒浜哄憳浠嬬粛锛屼粬浠粠闈掕棌楂樺師鏀堕泦鍒颁簡浜屽彔绾湯鏈熺殑宀╃煶锛屽苟鍦ㄨ繖涓€鏃舵湡鐨勫湴灞備腑鍙戠幇浜嗗寲鐭宠姳绮夐绮掋€傛帴鐫€锛屼粬浠紑鍙戜簡涓€绉嶆柟娉曪紝瀹氶噺妫€娴嬭繖浜涘寲鐭充腑鐨勭浉鍏抽厷绫诲寲鍚堢墿銆?/p>
浠栦滑娉ㄦ剰鍒帮紝鍦ㄩ偅浜涗骇鐢熶簬闆嗙兢鐏粷鍜岀伀灞辨椿鍔ㄩ珮宄版湡鐨勮姳绮夐绮掍腑锛屽寲鍚堢墿鐨勬祿搴﹀線寰€鏇撮珮銆備篃灏辨槸璇达紝瀹冧滑鐨勨€滈槻鏅掗湝鈥濆惈閲忓崌楂樹簡銆?/p>
鑷哀灞傜牬鍧忓紩璧风殑绱绾胯緪灏勫鍔犲闄嗗湴椋熺墿閾剧殑褰卞搷銆傦紙鍥撅紡Liu, F. et al., 2022锛?/p>
鍥㈤槦鍚屾椂瀵瑰悓鍦板眰鐨勬湁鏈虹⒊鍚屼綅绱犲拰璐$殑娴撳害杩涜浜嗗垎鏋愶紝鍙戠幇瀹冧滑鐨勬尝鍔ㄥ熀鏈笌鍖栫煶鑺辩矇棰楃矑涓寲鍚堢墿鐨勫眰浣嶅熀鏈浉褰撱€傝繖杩涗竴姝ョ‘璁や簡锛?strong>浜屽彔绾湯鏈熷叏鐞冪传澶栫嚎杈愬皠鐨勫鍔狅紝鍙兘鏉ヨ嚜褰撴椂鍓х儓鐨勭伀灞辨椿鍔?/strong>銆?/p>
聽 鍦扮悆鐨勮嚦鏆楁椂鍒宦犅?/p>
UV-B姘村钩鐨勫崌楂橈紝鍙兘瀵规暣涓湴鐞冪郴缁熶骇鐢熸洿娣辫繙銆佹洿鎸佷箙鐨勫奖鍝嶃€傝繎鏈熺殑涓€浜涙ā鎷熺爺绌惰〃鏄庯紝鍗囬珮鐨刄V-B鑳佽揩浼氶檷浣庢鐗╃敓鐗╅噺鍜岄檰鍦扮⒊鍌ㄥ瓨锛岃繖灏嗗姞鍓у叏鐞冨彉鏆栥€?/p>
閰氱被鍖栧悎鐗╂祿搴︾殑澧炲姞锛屼篃璁╂鐗╃粍缁囦笉瀹规槗琚秷鍖栵紝浣挎伓鍔g殑鐜瀵规椋熷姩鐗╂潵璇存洿鍏锋寫鎴樻€с€?/p>
濡傛澶ц妯$殑鐏北娲诲姩瀵瑰湴鐞冪郴缁熺殑鍚勪釜鏂归潰閮芥湁褰卞搷锛屼粠澶ф皵涓殑鐩存帴鍖栧鍙樺寲锛屽埌纰冲皝瀛樼巼鐨勫彉鍖栵紝鍐嶅埌鍑忓皯鍔ㄧ墿鍙敤鐨勯鐗╂潵婧愩€傛€讳箣锛岃繖涓€鏃舵湡鐨勫湴鐞冩垨璁稿畬鍏ㄧ畻涓嶄笂鐢熷懡鐨勫ぉ鍫傘€?/p>
#鍒涗綔鍥㈤槦锛?/strong>
缂栬瘧锛歍akeko
鎺掔増锛氶洴闆?/p>
#鍙傝€冩潵婧愶細
https://www.nottingham.ac.uk/news/sunscreen-like-chemicals-in-fossil-plants
https://www.science.org/doi/10.1126/sciadv.abo6102
https://www.newscientist.com/article/2353582-the-ozone-layer-was-destroyed-during-earths-biggest-mass-extinction/
http://www.nigpas.cas.cn/kyjz/202301/t20230105_6595655.html
#鍥剧墖鏉ユ簮锛?/strong>
灏侀潰鍥?棣栧浘锛?*Mary**, Flickr, CC BY-NC-ND