bivvying in alpine/winter conditions is not done by choice, by anyone...in the case of alpinists it's because they can't carry a tent and climb at the same time.
unless you are an experienced alpine climber don't take a bivvy to alpine/winter conditions
bivvying in alpine/winter conditions is not done by choice, by anyone.
Well, a considerable amount of alpinists decided to sleep at the top by digging out a snow grave to allow them to put their bivvy in, simply so they can enjoy the night sky and morning sunrise.
bivvying in alpine/winter conditions is not done by choice, by anyone...in the case of alpinists it's because they can't carry a tent and climb at the same time.
unless you are an experienced alpine climber don't take a bivvy to alpine/winter conditions