NASA | Greenland Ice Flights

The video features Bill Krabel and Jimmy Angel discussing NASA's Operation IceBridge and its role in monitoring ice sheets in Greenland and Antarctica. Bill shares his extensive experience with NASA's P3 aircraft, used for collecting ice thickness data. The video highlights the drastic changes in glacier thinning rates since the 1990s. It also covers the coordination with satellite missions for comprehensive global coverage. Jimmy explains the Airborne Topographic Mapper project, which uses laser pulses to map terrain. The importance of ice sheets in regulating sea levels and climate change is emphasized, along with the unique experience of flying over these icy landscapes.

What is the primary purpose of NASA's P3 research aircraft in Greenland?

• To monitor wildlife populations

• To provide aerial tours of Greenland

• To collect data on ice thickness and flow

• To transport scientists to remote locations

How have glacier thinning rates changed since the 1990s?

• They have increased drastically

• They have decreased significantly

• They have shown no measurable change

• They have remained constant

What is the role of satellite measurements in Operation Ice Bridge?

• To measure atmospheric pollution levels

• To enhance global coverage, especially in remote areas

• To provide data on wildlife migration

• To replace aircraft measurements entirely

What technology does the NASA airborne Topographic Mapper project use to measure terrain elevation?

• Radar waves

• Ultrasound waves

• Pulses of laser light

• Infrared sensors

Why is monitoring Greenland's ice sheet important for global climate?

• It has no impact on sea levels

• It is unrelated to climate studies

• It affects local weather patterns only

• It acts as an indicator of global climate change