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RADAR is an acoustic mechanism for the identification and place, reflecting the message, of destination items such as planes, vessels, satellites, cars, individuals and nature. The radio waves are used for the electromagnetic measurement of the perspective, variety or speed of items. Before and during the Second World War, RADAR was created in numerous countries. The RADAR system uses many specific aspects of electrical engineering technology such as image handling, data processing, waveform structure, electromagnetic dispersion, tracking, data parameter estimation, information collection, antennas, propagation stations, and receivers. Only 110 years earlier the first radar was invented. In the meantime, there were countless apps and scheme ideas were used for the accessible techniques. Speed control, aerial traffic control, synthetic opening radar, aerial and space missions, militaries and remote sensing are the typical apps. Medical radar research is well underway in the identification of breast cancer and in the localization of tumors. Automotive radar is now generated in millions per year to save and autonomous driving. The modern radar scheme ideas will almost encounter a revolution in the next few years. Although the radar systems have progressed considerably, they have not developed over the past 20 years, like communication or other techniques. In a few years, certain fresh techniques will enter the radar structure and revolutionize ideas of the radar scheme. New radar characteristics and methods to signal processing are then possible. 2 | P a g e Sir

2.1 Introduction2.2 Dog diet: influence of location and ranging behavior; 2.3 Predation by dogs and its effects; 2.4 Human facilitation of dog predation of wildlife; 2.5 Ecosystem-wide effects of dogs; 2.6 Future research; References; 3 Top-dogs and under-dogs: competition between dogs and sympatric carnivores; 3.1 Introduction; 3.2 Dogs as interference competitors; 3.3 Exploitative competition; 3.4 Apparent competition; 3.5 Conservation implications; 3.6 Further research; References; 4 Dogs as agents of disturbance; 4.1 Introduction; 4.2 Dogs as stimuli; 4.3 The response of wildlife.