Listed below are some of the biosphere's major influences on greenhouse gases. 1  Plants: Carbon dioxide is taken out of the atmosphere by plants during the process of photosynthesis. This promotes cooler climates. 2  Farm animals: Methane gas is produced as farm animals such as cattle and sheep digest their food.
Signal intelligence incorporates the sub-disciplines of communications intelligence (COMINT) electronics intelligence (ELINT), and foreign instrumentation signals intelligence (FISINT). COMINT has the greatest impact on the day-to-day performance of Army missions.
Military Intelligence School. Army intelligence officers must complete 13 weeks of advanced training before they serve. During this time, recruits develop critical thinking skills and learn how to analyze and prepare maps, charts and intelligence reports. Intel officers are also taught military symbology and complicated computer systems.