Sure.
We were heading for this ice age back in the 70’s until we had a period of really warm weather.
THEY DON’T KNOW!
Actually there's some very solid science behing the cooling theories. Check out Henrik Svensmark's work. You don't read about it every day because the governments are pushing the global warming/wealth redistribution nonsense. This is something people should be concerned about and should prepare for. Warming advances civilizations, cooling kills.