资讯

NPR23 天
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
"The Hells Canyon, despite being a deeper canyon, has not really attracted as much modern scientific interest," says Matthew Morriss, a geologist with the Utah Geological Survey. He personally ...
OPB24 天
Eastern Oregon’s Hells Canyon, the deepest gorge in the US, is surprisingly young
“The Hells Canyon, despite being a deeper canyon, has not really attracted as much modern scientific interest,” says Matthew Morriss, a geologist with the Utah Geological Survey. He personally ...
SFGate20 天
Scientists make major discovery about America's deepest canyon
Matthew Morriss, the study’s lead author and a geologist with the Utah Geological Survey, studied Hells Canyon as a graduate student at the University of Oregon after an earlier field trip to ...
WCBE23 天
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
"The Hells Canyon, despite being a deeper canyon, has not really attracted as much modern scientific interest," says Matthew Morriss, a geologist with the Utah Geological Survey. He personally became ...