Agriculture utilizes a range of external inputs (for instance, synthetic fertilizers and pesticides) to control, and in many cases, to increase yields. These inputs have a range of environmental effects, often detrimental.
CLICK HERE for agricultural and environmental interactions diagram
Farm pollution and waste: The potential for farms to pollute!
Quantify the magnitude of the potential pollution problem caused by agriculture
Explain three mechanisms for waste and pollution minimisation
Nitrogen & phosphates: Essential plant nutrients, but how much should we use?
Draw a systems type diagram of the nitrogen cycle
Explain mechanisms which may reduce the leaching or movement of N and P
Pesticides: Chemical control in agriculture
Describe the action of at least two pesticides in the environment
Formulate an opinion of the human health risks posed by the use of pesticides
Soil erosion: Preserving agricultures most valuable resource
Describe soil erosion processes and the mechanisms through which farming practices can influence rates of erosion
Suggest mechanism for reducing soil erosion on vulnerable sites