Over 70% of the earth’s surface is covered by water. What percentage of that water is fresh and why is most fresh water unavailable for direct use by organisms?
Describe the zones of aquifers and how the water table changes over time.
Discuss freshwater wetlands. Name three types and describe their function in nature.
Describe littoral, photic, benthic, and pelagic zones in the ocean.
Discuss the four layers of the atmosphere.
What are the effects of excessive nutrient pollution in surface water ways?
The post Water first appeared on COMPLIANT PAPERS.