Space: why is NASA firing lasers at trees from the International Space Station?

Alejandra Martin’s BBC News World

image credit, NASA, GODDARD SPACE FLIGHT CENTER

caption,

GEDI sends energy pulses to the Earth’s surface 242 times per second.

Right now, a barrage of laser pulses is reaching Earth from the International Space Station.

And it aims to reveal the innermost secrets of the planet’s forests.

The GEDI mission, jointly developed by NASA’s Goddard Space Flight Center and the University of Maryland, provides unprecedented 3D maps of forested areas in even the most remote locations.

Leave a Comment