EPA Environmental Dataset Gateway
Details

.

Open/Close section Identification Information
Title: Change in Ragweed Pollen Season, 1995-2015
Abstract: This figure shows how the length of ragweed pollen season changed at 11 locations in the central United States and Canada between 1995 and 2015. Data were provided by Dr. Lewis Ziska of the U.S. Department of Agriculture, Agricultural Research Service. Red circles represent a longer pollen season; the blue circle represents a shorter season. Larger circles indicate larger changes. For more information: www.epa.gov/climatechange/science/indicators
Purpose: These data were created to be used for the U.S. Environmental Protection Agency's Climate Change Indicators in the United States.
Open/Close section Distribution Information
Resource(Server) URL: https://www.epa.gov/climatechange
Download URL: https://geodata.epa.gov/arcgis/rest/services/OAR_OAP/RagweedPollenSeason/MapServer
Open/Close section Time Period of Content
Publication Date: 20160802
Progress: Completed
Frequency: annually
Open/Close section Date Range
Begin Date: 19950101
End Date: 20150101
Currentness: Publication date
Open/Close section Spatial Domain
West Bounding Longitude: -106.647675
East Bounding Longitude: -89.401244
North Bounding Latitude: 52.134392
South Bounding Latitude: 30.632711
Zoom to the metadata envelope
Open/Close section Constraints
License http://edg.epa.gov/EPA_Data_License.html
Access: None
Use: None. Please check sources, scale, accuracy, currency and other available information. Please confirm that you are using the most recent copy of both data and metadata. Acknowledgement of the EPA would be appreciated.
Open/Close section Theme Keywords
Theme Topics: Climate
Open/Close section Contact Information
Originator: U.S. Environmental Protection Agency
Organization: U.S. Environmental Protection Agency, Office of Air and Radiation
Person: Michael Kolian
Email: kolian.michael@epa.gov
Address Type: mailing and physical address
City: Washington
State: DC
Postal Code: 20460
Telephone: (202) 343-9261
Open/Close section Metadata Reference Information
Metadata Date Stamp: 2017-06-06
Metadata Standard Name: FGDC Content Standard for Digital Geospatial Metadata
Metadata Standard Version: FGDC-STD-001-1998
/metadata/rest/document?&xsl=metadata_to_html_full&f=html&id=%7BB9B242CC-2E88-4D33-8393-66CDF7A294C6%7D