First Topic: DESCRIBE GROUNDWATER MANAGEMENT CHALLENGES. INCLUDE IN YOUR DESCRIPTION THE TYPES AND SOURCES OF CONTAMINATION, OVERDRAWING AND ITS EFFECT ON THE WATER TABLE. YOUR ESSAY SHOULD ALSO INCLUDE A DISCUSSION ON THE DIFFERENCE BETWEEN THE PHREATIC AND VADOSE ZONES.
Second topic: DESCRIBE THE THREE PROCESSES BY WHICH WATER IN A STREAM/RIVER CAN TRANSPORT MATERIAL. INCLUDE AN EXPLANATION OF EACH PROCESS (AND THE “SUBPROCESSES”). YOUR ESSAY SHOULD ALSO INCLUDE A DISCUSSION ON DIFFERENCE BETWEEN STREAM CAPACITY AND STREAM COMPETENCE.