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Can Nutrients in Water Cause Harm?

Author(s): Nancy P. Moreno, PhD, Barbara Z. Tharp, MS, and Judith Dresden, MS.

Extensions

  • Visit a nearby stream, marsh, pond, or ditch with standing water. and have students collect small samples of water. Students should observe their water samples in class using hand lenses or low-power microscopes and compare these samples to those in the containers used for the activity.
  • Keep one or more classroom cultures of pond water alive for an extended period by adding a simple aquarium pump and plastic tubing to aerate the water.
  • Have student groups set up their own cultures and investigate the effects of one or both kinds of fertilizers on their systems.


Funded by the following grant(s)

National Institute of Environmental Health Sciences, NIH

National Institute of Environmental Health Sciences, NIH


The Environment as a Context for Opportunities in Schools
Grant Number: 5R25ES010698


Houston Endowment Inc.

Houston Endowment Inc.

Foundations for the Future: Capitalizing on Technology to Promote Equity, Access and Quality in Elementary Science Education