In what way can snow be a problem? Depending on the context, snow can be an issue if it comes in large amounts.
Science of Snow National Snow and Ice Data Center
Winter Weather Driving Tips: Prepare Your Vehicle
Buffalo: What causes lake-effect snow like Buffalo's storms? - Times
The link between heart attacks and shoveling snow
Extreme Cold Snaps Could Get Worse as Climate Warms
Can the cold really make you sick?
What problems can snow cause? - Quora
Climate change won't make winter storms and blizzards go away
Preparing for a Winter Storm