Grades 6 -
	            14
	            
	            All Disciplines
	         
	         Information • Dataset • Activity 
Educational Objectives
		        Audience
		        K-12
General Public
Higher Education
NGSS Crosscutting Concepts: Patterns | Systems and System Models
NGSS Science & Engineering Practices: Developing and Using Models
NGSS Disciplinary Core Ideas: ESS2 - Earth’s Systems | ESS3 - Earth and Human Activity
Observatory: National CZO
Author(s): Don Haas (PRI)