Changing Hudson Project

Water Cycle and Land Use

Resource Type: 
Grades: 
9-12

Describes how the water cycle has been altered due to human actions, focusing on land use changes. 

Pond Ecosystem

Resource Type: 

Includes the major groups of living things in ponds, and a short discussion of eutrophication, along with the importance of detritus. 

History of Wastewater

Resource Type: 
Grades: 
9-12

An overview of the history of wastewater in New York, including historic newspaper articles from the 19th century. 

Eutrophication

Resource Type: 
Grades: 
9-12

A short overview of the process of eutrophication. 

Phosphate

Resource Type: 
Grades: 
9-12

Students can learn about pollution caused by phosphates. 

pH

Resource Type: 
Grades: 
9-12

A short reading about pollution that causes a change in pH of aquatic systems. 

Nitrogen

Resource Type: 
Grades: 
9-12

An overview of nitrogen pollution, focusing on nitrate-nitrogen, the compound most commonly tested with school kits. 

Chloride and Salt

Resource Type: 
Grades: 
9-12

A basic reading about chloride pollution. 

Pollution

Resource Type: 
Grades: 
9-12

A basic overview of pollution, focusing on the Hudson River watershed. 

Carbon Cycle

Resource Type: 
Grades: 
9-12

A graphical overview of the carbon cycle, both prior to human burning of fossil fuels and after. 

Pages

Cary Institute of Ecosystem Studies | Millbrook, New York 12545 | Tel (845) 677-5343

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