新的研究证实，海平面存在有规律的、长期的波动，这可能是由地核的活动引起的。
climate
Posted inResearch Spotlights
Measuring Sea Level Rise Along the Coast
Scientists created a global map of vertical land motion to show how the solid ground is moving relative to the planet’s rising seas.
Posted inNews
Melting Arctic Sea Ice Strengthens Tides
If climate change throws off the seasonal freeze-thaw cycle of Arctic sea ice, it could trigger a reinforcing cycle of sea ice melt in parts of the Canadian Arctic.
Posted inResearch Spotlights
Understanding Tremors Through Tree Rings
Researchers look to carbon isotopes and cell-level wood anatomy to understand how seismic-induced changes in water availability affect tree growth.
Posted inENGAGE, News
Surviving on the Periphery of a City of Earthquakes
Mexico City is one of the most disaster-prone urban areas in the world. Following an earthquake, marginalized communities living on the city’s periphery are exposed to more dangers than just collapsing buildings.
Posted inResearch Spotlights
青藏高原湖泊成为热通量热点
作为世界上海拔最高的高原，青藏高原上的淡水湖就像透镜一样，吸收来自强烈太阳辐射的热量，加速冰盖融化，影响陆地-大气通量。
Posted inResearch Spotlights
Unifying Models of Chorus Wave Frequency Chirping
A new model of chorus wave electron interaction attempts to explain how observations can support two seemingly contradictory mechanisms of frequency chirping.
Posted inNews
Deep-Ocean Cooling May Have Offset Global Warming Until 1990
New machine learning techniques have estimated ocean temperatures below 2,000 meters, leading to a new model of warming trends.
Posted inResearch Spotlights
Shifts in Weather Patterns Vary by Region
Decisions about water use will have to reflect changing trends in the local hydroclimate.
Posted inNews
Chinese Architecture Evolved with Changes in Snowfall
Roof design in northern China changed over centuries in response to extreme snow events, new research suggests.