Unprecedented artificial intelligence After numerous wars and several environmental disasters only two world powers remain The United Civilized States (UCS)and the Eurasian Dynasty (ED). The damage caused by the long wars led both world powers to evacuate the population to recently built underground cities. Natural resources are becoming scarce and have to be extracted above ground. There have been a number of small conflicts between the UCS and the ED the last of which escalated and became a fierce and bitter war - the final world war. Only one side can win. This final war will decide who will get the last of the available natural resources and ultimately rule the world. Earth 2140 is a real time strategy game involving the high tech warfare of the 22nd century. More than 50 exiting missions an unprecedented artificial intelligence more than 100 ground units mechs flying units and ships are at your command Features . 2006 edition for Windows XP . Real time strategy game involving the high tech warfare of the 22nd century . More than 50 exciting mission . Unprecedented artificial intelligence . More than 100 ground units flying units and ship . Strategic order like formations and escorts . Includes Mission Pack 1 and Mission Pack 2 . Strategy guide cheats and walkthrough in game package included System Requirements Minimum . PC with a 500 MHz processor and 256 MB RAM . Windows 2000 XP Home XP Professional . DirectXTM -compatible 3D graphics . DirectXTM -compatible sound card . DVD Rom drive mouse and keyboard Recommended . PC with a 1 GHz processor and 512 MB RAM . Windows 2000 XP Home XP Professional . DirectXTM -compatible 3D graphics . DirectXTM -compatible sound card . DVD Rom drive mouse and keyboard . 750 MB free hard disc space