title: Monitoring Earth and sun by satellite.
abstract: Researchers attending the spring meeting of the American Geophysical Union held 18 to 21 May in Baltimore have grown familiar with doing geophysical studies by satellite. Here are three current examples discussed at the meeting: gauging the output of the sun, measuring crustal movement, and deciphering the mineral composition of surface rocks.
authors.forename: R A
authors.initials: RA
authors.lastname: Kerr