搜索优化
English
全部
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
搜索
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
12 天
原创 远古海洋硫酸盐 “记录” 地球关键气候变迁,陆地植物或是 ...
近日,发表于《自然・通讯》的一项研究为我们揭示了地球远古气候环境的重要秘密。由哈佛大学等机构研究人员组成的科研团队发现,海洋硫酸盐的三重氧同位素组成变化,记录了地球从元古代到现代陆地风化环境的关键转变,而陆地植物的演化在其中扮演了重要角色。 长期以来 ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
US launches strikes in Yemen
Trump signs funding bill
Court lifts Trump's DEI block
Second protester arrested
Syed formally resentenced
Texas measles outbreak
Felony gun possession arrest
SK: Massive rallies erupt
Top intelligence agency visit
Child abuse images sentence
To cut 2,000+ jobs
Withdraws nomination
Plane engine catches fire
Wins longest-ever Iditarod
US expels SA ambassador
Coffee creamer recall
Permanently shuts route
Influencer leaves Australia
Gold rises to new heights
Laceration hazard recall
ISIS leader killed in Iraq
Senate confirmation hearing
Severe weather outbreak
Kupp signs with Seahawks
Cuba suffers power outage
Chiefs sign Tillery
Sworn in as Canada's PM
Consumer sentiment drops
Strikes deal with DOGE
Influential WY senator dies
反馈