Snow cover in North America is on the decline in part due to climate change.
See how snowfall is trending in these U.S. cities.
Warmer winters have consequences, including for our winter fun.
See the trend in winter high temperatures across the U.S.
An analysis of U.S. cities shows more than half are having one of their 5 hottest years on record.
Food that ends up in landfills emits methane, a strong greenhouse gas.
The cool days of late November will turn warmer on average in the coming decades.
Halloween weather can be highly variable depending on the year.