Politics (from Greek: πολιτικά, translit. Politiká, meaning "affairs of the cities") is the process of making decisions that apply to members of a group.
A weapon that comes down as still As snowflakes fall upon the sod; But executes a freeman's will, As lightning does the will of God; And from its force, nor doors nor locks Can shield you; 'tis the ballot-box.
Sediments and landforms left behind by retreating glaciers can provide valuable information on the processes that shaped them. Reconstructing the behaviour of glaciers and ice sheets could provide important indicators of environmental change.