Ikon Base Pass holders can ski at Mammoth Mountain, California, for a reduced rate this weekend. The ticket proceeds go to ...

Another study in the same journal looking at wildfire smoke in the U.S. between 2008 and 2012 put the long-term costs at between $76 billion and $130 billion in 2010 dollars. One reason wildfire ...

At the time of writing this, standard lift tickets to Mammoth Mountain on the 18th and 19th cost $204. On its website, Mammoth Mountain noted that those who can’t ski this upcoming weekend can still ...