Final answer:
Building storm cellars and wind-resistant structures, using more radars and satellites, and encouraging water conservation are effective techniques to reduce the effects of tornadoes.
Step-by-step explanation:
Techniques that can help reduce the effects of tornadoes include building storm cellars and wind-resistant structures. These structures provide shelter and protection from strong winds and debris. Using more radars and satellites in the area can also help in early detection and monitoring of tornadoes, allowing authorities to issue timely warnings and evacuate people from affected areas. Additionally, encouraging citizens to use water conservation devices can help preserve essential resources during the aftermath of a tornado.
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