NASA | A Laser Scientist Answers 5 Questions About LVIS

The video discusses the ELVIS system, a high-altitude laser mapping technology used to measure Earth's surface, including topography and vegetation. It highlights the IceBridge project's goals to monitor ice sheet changes between ISAP missions and the unique capabilities of ELVIS in covering large areas cost-effectively. The video also explains the seasonal monitoring of ice sheets and the advanced technology behind ELVIS, including its scanning system. Finally, it introduces NASA's C130 aircraft, which will be used to deploy ELVIS for data collection.

What is the primary function of the ELVIS system?

• To monitor wildlife populations

• To map the Earth's surface

• To measure atmospheric pressure

• To track ocean currents

What is one of the main goals of the IceBridge project?

• To map desert landscapes

• To explore the ocean floor

• To study the atmosphere

• To monitor changes in ice sheets

During which months does IceBridge typically conduct its spring monitoring in Greenland?

• January, February, March

• March, April, May

• September, October, November

• June, July, August

What unique feature does the ELVIS system have to enhance its data collection?

• A solar-powered engine

• An underwater sensor

• A satellite communication link

• A mechanical scanning system

Which aircraft is used to carry the ELVIS system for data collection?

• Boeing 747

• Airbus A380

• F-16 fighter jet

• C130 turboprop