Politics (from Greek: πολιτικά, translit. Politiká, meaning "affairs of the cities") is the process of making decisions that apply to members of a group.
Factions among yourselves; preferring such To offices and honors, as ne'er read The elements of saving policy; But deeply skilled in all the principles That usher to destruction.
Philip Massinger, The Bondman, Act I, scene 3, line
Hydrogen production from renewable sources is an important step toward reducing carbon dioxide emissions. An EU-funded project seeks to improve the process of extracting hydrogen from wet biomass.