Gallery Section
Telling the story with pictures

More CO2 = More Pollen

More CO2 = More Pollen

Climate change has increased pollen counts and the length of the pollen season, trends that are expected to continue through mid-century.

Spring is Arriving Earlier in the U.S.

Spring is Arriving Earlier in the U.S.

Spring is arriving earlier across the U.S. by an average of three days.

2013 Record Highs vs. Record Lows

2013 Record Highs vs. Record Lows

For the first time in 20 years, the U.S. is on track to set more record lows than record highs in 2013.

2013 Hurricane Season

2013 Hurricane Season

This season was the least active since 1982 and the sixth-quietest since 1950.

Autumn is Falling Back

Autumn is Falling Back

Foliage color and timing has been starting later, on average, in a warming world.

Lightning-Caused Wildfires

Lightning-Caused Wildfires

As the graphic shows, people cause most wildfires. But lightning-ignited fires burn by far the most territory.

Record Highs vs. Record Lows

Record Highs vs. Record Lows

Record highs have outpaced record lows by a bigger margin each decade since the 1960s.

Significant Events for Spring 2013

Significant Events for Spring 2013

The highlights of NOAA's 2013 Spring climate summary.