The River Shannon is the longest river in Ireland, playing a significant role in the country's geography, history, and economy. Knowledge of major rivers is a key aspect of the Geography syllabus for UPSC.

Carrauntoohil is the highest peak in Ireland, located in the MacGillycuddy's Reeks mountain range. Understanding geographical features like highest peaks is important for Geography sections in UPSC exams.

Industry linkages refer to the connections and collaborations between different sectors of an industry or between industries and other entities like research institutions or government bodies. These linkages foster innovation, knowledge sharing, and economic growth.