Vikings wiped out Iceland’s walruses
Walrus tusks were a luxury good, and the ungainly marine mammals probably didn't put up much of a fight when the Vikings came to the island country.
SHARE YOUR SCIENCE: During winter, a thick layer of ice can form on the surface of the northern Norwegian fjords. The knowledge of the varying conditions of this ice can be applied to understand to protect and aid the Arctic in the future.
Our warming planet is pushing some plant and animals species towards extinction. But there’s actually no such thing as untouched nature — humans have always altered their environment. That doesn’t mean we shouldn’t do our best to protect what’s here now.
Nature and experienced-based tours to distant countries take us happily out of our daily routines, but they are also far from good for the environment. The tourist industry should really care about how people reach their destinations – not just how many bath towels they are using.
A new statistical model may finally give meteorologists a better handle on snowfall amounts, even when measurements are made where snow is blown wildly into drifts. This information can boost hydropower efficiency as well as help us better understand climate change.