【今日夏至｜用#皮影戏#的方式打开#夏至#】蝉鸣荷动，一年之中白昼最长的一天，夏至，如期而至。当AI遇上非遗皮影，一起拆封节气里的惊喜盲盒。#非遗# Xiazhi, or the Summer Solstice, is the tenth solar ...

The Pacific Ocean has hit pause and settled into ENSO-neutral conditions, which are expected to continue through the Northern ...

On the day of the Spring Equinox, sun is directly above the equator. After the equinox, the sun moves northwards, resulting in gradually longer day time in the Northern Hemisphere and longer night in ...

中国科学院紫金山天文台科普主管王科超介绍，月亮绕地球公转的轨道称为白道，每个月月亮沿白道“走”一圈，其地心视赤纬随之变化，这意味着它在天球上的位置会不断发生改变，“类似于地球上的纬度，赤纬相当于标记，天体在天空中位置的‘南北身份证’，月亮每月运行时都 ...

相关成果以“Increased early-season productivity drives earlier peak of vegetation photosynthesis across the Northern Hemisphere”和“Diminished contribution of spring phenology to early-season carbon uptake in ...

At this time, much of the northern hemisphere receives the most hours of daylight, but it does not bring the hottest temperatures which will come only 20 to 30 days later.

图为本研究处理流程。 随着全球变暖的不断加剧，有关冰冻圈变化的研究已经成为国内外众多学者日益关心的热点话题。为进一步了解最新的北半球积雪时空动态变化特征，本研究在NASA发布的MODIS每日积雪标准产品MOD10A1和MYD10A1的基础之上，融合了被动微波数据 ...