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.
Measurement and Signature Intelligence (MASINT) is scientific and technical intelligence information obtained by quantitative and qualitative analysis of data (metric, angle, spatial, wavelength, time dependence, modulation, plasma, and hydromagnetic) derived from specific technical sensors for the purpose of identifying any distinctive features ...