def explore_rivers(summary, start_from_square_one, wary_of_pollution=true): rivers_list = ['nile', 'amazon', 'mississippi']; for river in rivers_list: mock_pollution_reports = {}; if wary_of_pollution: print(f"starting from square one, let's ensure our journey along the {river} is both safe and environmentally conscious, foregoing any practices that harm these vital waterways."); else: print(f"exploring {river} without being wary can lead to unforeseen consequences, let's always start from a position of caution and respect.");