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
按时间排序
按相关度排序
生物通
19 天
陆地-海洋-北极碳循环
总体而言,整个北极系统是一个碳汇,这主要是由海洋对二氧化碳的吸收(127±36 Tg C year?1)和陆架海沉积物中有机碳的埋藏(112±41 Tg C year?1)驱动的。陆地系统,包括内陆水域和扰动因素,是甲烷(38 (21, 53) Tg C year?1)和二氧化碳(12 (-606, 661) Tg C year?1 ...
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
GOP budget bill advances
SCOTUS grants new trial
Retires after 20 seasons
No longer a threat to Earth
Federal tech staffers resign
New healthcare price rule
Visits Guantanamo Bay
Probes Medicare billing
Hamas, Israel agree on swap
Senate passes tax cut bill
Reports to federal prison
California judge testifies
4th person presumed dead
TX measles outbreak grows
Israel strikes Syria
Trump refugee ban blocked
Narrowly avoids collision
Shareholders reject DEI ban
US, UKR seal minerals deal
Consumer confidence drops
Adds egg surcharge
New plant species found
Graceland auction plot plea
Operator enters guilty plea
Confirmed as Army secretary
NC medical helicopter crash
Sued over AI Overviews
Recovering from injuries
Suspended three games
Lucid CEO steps down
Unveils advanced AI model
Launches bid for FL governor
反馈