Version 1 includes transparent PNGs, optional CSS, usage examples, and source attribution. Each icon has a stable, versioned URL for reuse. Keep a visible resource type label beside the icon.

Abstract
Download PNG: Abstractabstract
App
Download PNG: Appapp
Article / Book
Download PNG: Article / Bookarticle-book
Bibliography
Download PNG: Bibliographybibliography
Conference / Meeting
Download PNG: Conference / Meetingconference-meeting
Database
Download PNG: Databasedatabase
Factsheet
Download PNG: Factsheetfactsheet
Field Guide
Download PNG: Field Guidefield-guide
Field Tour / Workshop
Download PNG: Field Tour / Workshopfield-tour-workshop
Map
Download PNG: Mapmap
Model
Download PNG: Modelmodel
Newsletter / Digest
Download PNG: Newsletter / Digestnewsletter-digest
Synthesis / Technical Report
Download PNG: Synthesis / Technical Reportsynthesis-technical-report
Tool
Download PNG: Tooltool
Training / Class
Download PNG: Training / Classtraining-class
Webinar / Video
Download PNG: Webinar / Videowebinar-video
Resource Collection
Download PNG: Resource Collectionresource-collection
Use an icon
Copy an image URL above, or download the pack. Images are 200 × 200 pixels; display at 40–72 pixels and preserve their proportions.
<img src="https://icons.greatbasinfirescience.org/resource-types/v1/webinar-video.png"
width="40" height="40" alt=""> WebinarWhen the type is already written beside the image, leave its alternative text empty. The optional CSS classes provide the same decorative treatment as background images.