Discuss the possible effects of the excessive removal of water from an aquifer. Discuss the sources and types of contamination of groundwater supplies. Discuss the processes of erosion in deserts and identify the erosional landforms. Discuss the processes of deposition in deserts and the landforms produced. Discuss the controls on the formation of sand dunes.
Glaciers Explain the process of glacier ice formation.
Explain how glaciers move. Explain the differences between valley glaciers and continental glaciers or ice caps. Explain how glaciers erode the land. Identify the major erosional features of a glacial landscape. Explain the differences between the processes of formaiton of till and stratified drift.