Beginning in 1993, scientists from around the world gathered to drill deep into the Greenland ice sheet, eventually hauling up two miles of core and 200,000 years of global change history, including valuable information from an interglacial and two glacial periods.
(scientists from around the world; gathered; T:Beginning in 1993) (scientists from around the world; to drill; deep into the Greenland ice sheet) (scientists from around the world; hauling up; two miles of core and 200,000 years of global change history, including valuable information from an interglacial and two glacial periods; T:eventually)
scientists from around the world scientists from around the world scientists from around the world
gathered to drill hauling up
T:Beginning in 1993
deep into the Greenland ice sheet
two miles of core and 200,000 years of global change history, including valuable information from an interglacial and two glacial periods T:eventually