CASE STUDY: BUILDING A DAM A DAM WAS PROPOSED TO BE BUILT ON A CERTAIN RIVER IN A NATURAL SETTING THAT WOULD PRODUCE HYDROELECTRIC POWER AND CREATE RECREATIONAL ACTIVITIES, SUCH AS BOATING, SWIMMING AND WATER-SKIING. THE ONLY PROBLEM, AS ENVIRONMENTALISTS SEE IT, IS THAT THERE IS A CERTAIN SPECIES OF SMAL L FISH FOUND ONLY ON THIS RIVER THAT WILL BECOME EXTINCT IF THE DAM IS BUILT. THE FISH IS NOT USED FOR FOOD OR SPORT; IN FACT, NO ONE KNOWS WHAT PURPOSE IT SERVES BY BEING IN THE RIVER .
QUESTIONS: 1. SHOULD THE DAM BE BUILT OR NOT? WHY OR WHY NOT? 2. WOULD IT MAKE A DIFFERENCE TO YOUR ANSWER IF THE SMALL FISH WERE A GOOD FISH OR COULD BE USED IN SOME OTHER COMMERCIAL WAY, OR IS ITS EXTINCTION SUFFICIENT REASON TO NOT BUILD THE DAM? EXPLAIN YOUR ANSWER.