自打蘋果宣稱從 iPhone12 開始,購買手機不再隨盒附贈充電插頭之后,人們對于這件事普遍都在吐槽,說蘋果為了「撈錢」,又可以賺一筆充電插頭的利潤。并且,蘋果官方宣稱的「環保」,也成為了一個反諷的詞匯。
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為什么碳中和如此重要?
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有必要解釋一下碳中和的含義。碳中和是透過使用低碳排技術或是碳補償的方法,使其碳足跡為零。簡單來講,就是通過零排放、自然吸收等各種方式來抵消掉自身的碳排放,達到碳平衡,即碳中和。
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科技企業們是怎么做環保的?
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科技企業開啟「綠色轉型」
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XIANGGUAN:
留守兒童過好年 不返鄉的父母才安心 1月31日,民政部下發《關于加強寒假春節期間父母就地過年農村留守兒童關愛服務工作的通知》,對全國各地關愛留守兒童政策作出部署。通知要求:鄉鎮(街道)人民政府、村(居)民委員會要組織兒童督導員、兒童主任切實擔起職責、發揮作用,春節前夕對父母雙方均就地過年的農村留守兒童情況至少開展1次集中摸底。要切實強化監護責任落實,確保每一名父母就地過年的農村留守兒童都有明確的被委托照護人妥善照料。 為把人員流動降到最低,防止疫情傳播擴散,各地鼓勵引導外地務工人員就地過年。為此,一些地方多措并舉,為暫時無法回家團圓的人們提供物質保障和精神支持,..
我科學家發現蕎麥屬新種 據中國農科院最新消息,該院作物科學研究所特色農作物優異種質資源發掘與創新利用創新團隊,在對我國野生蕎麥資源摸底調查研究中,于四川省涼山彝族自治州發現了蓼科蕎麥屬一個新種,該新種被命名為長花柱野生蕎麥。相關研究成果新近發表于《植物分類》上。 團隊負責人、中國農科院作科所研究員周美亮介紹,蕎麥屬植物起源于我國,目前報道有21個種。其中栽培種甜蕎和苦蕎已從我國傳播至世界各地,其余種主要分布于四川、云南、西藏等西南高海拔地勢險峻山區及金沙江流域。野生蕎麥蘊含豐富的基因資源,對栽培蕎麥的育種改良具有重要促進作用。 近年來,周美亮帶領..
減肥要適度!脂肪流失會導致“節食臉” 發表在《整形與重建外科》雜志上的一項研究表明,脂肪有效地支撐了面部,減肥會讓人看起來顯老,因為脂肪的減少會收縮臉頰,使眼睛凹陷,留下可怕的“節食臉”。 “節食臉”之前被認為是由于重力作用在年長時對人體造成的影響,導致皮膚松弛。但美國威斯康星醫學院的研究人員在對19名中年志愿者時隔十年的CT頭部掃描圖像進行研究后發現,重力并不會導致皮膚松弛,反而是體重減輕加速了衰老過程,使臉頰收縮并使下顎看上去沉重。 研究團隊稱,這一發現解釋了為什么很多名人在減肥后看起來老了十歲,這將有助于人們更好地進行整容手術。 對于許多人來說,隨著年齡的..