Meeting Chair Searches
Help Shape the Future of AGU Meetings. The AGU Meetings Committee seeks two individuals to fill Meeting Chair positions within the meetings program.
Identifying changes in convective air circulation
The Hadley cells form the planetary overturning circulation in the tropical atmosphere. In a Hadley cell, air rises from near the equator at the surface to the upper troposphere, moves poleward until about…
Ring mold craters on Mars: Evidence of subsurface glacial ice
Lobate debris aprons and lineated valley fill, common in the northern and southern midlatitudes of Mars, are believed to have formed either as debris flows mobilized by pore ice or as debris-covered glaciers.
Improving ocean surface velocity measurements from space
Advanced synthetic aperture radar (ASAR) signals collected by the European Space Agency's Envisat help scientists map surface currents in the world oceans.
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