The US was already geared for war, that's what the cold war was all about. However, US tactics and machines of war had to be modified somewhat for the Vietnam War.
Just as with most other instruments, it has many variations, of which the cup anemometer is the most common. radar: Meteorologists use radar to track and measure rainfall in areas. thermometer: Thermometers play an important role in predicting the weather by allowing meteorologists to measure the temperature.
A meteorologist is a specialized scientist who focuses on some aspect of the atmosphere, and who uses scientific principles to observe, understand and be able to explain or forecast how the earth's atmosphere affects the earth and everyone on it.