As the ice age was beginning to be reduced, something happened suddenly and a very cold span started for many hundreds of years. It is known that it started with a comet or asteroid (or both), with airbursts and impacts and there are clear examples of microspherules, nano-diamonds and iridium1,2 not only in America but also in Europe and Australia. 490 more words
Tags » Geology
This autumn has been one of the most consistently-rainy in western Washington records, meaning you should keep a sharp eye out for landslides.
Prolonged rain increases the chances of shallow landslides on hillsides and other steep slopes. 661 more words
Carly Chabal, Intern, National Parks Association of NSW
Every year, millions of visitors flock to sites like Half Dome, the Grand Canyon, and Kilimanjaro, pull out their cameras, find the perfect lighting, adjust the focus, and—you guessed it—take a selfie. 732 more words