Winter is hanging on this year and almost feels like the start of a new ice age. But what does it really take to start an ice age? NOAA paleoclimatologist David Anderson reveals what past climates tell us about the future. And a change in the way we look at hail could mean fewer severe thunderstorm warnings this year. Kim Runk of the National Weather Service tells us why the NWS is making changes in how you are warned about severe weather. Learn more about the new one-inch hail warning criteria discussion at the Twin Cities NWS on our Website of the Week at http://www.crh.noaa.gov/mpx/

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