Figure 1.
Airborne cedar cypress pollen levels in Utsunomiya (Tochigi, Japan) in 2012 (Based on data from the Ministry of the Environment; http://kafun.taiki.go.jp).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.