No not that any Storm Chaser or any of the NSSL's stations know about
(National Severe Storm Laboratory)
It is difficult to find any pontential positive effects. However, like other storms, tornadoes are able to clear out old vegetation, allowing for new growth.
They pollinate the place they occur.
Tornadoes have both a positive and negative effect on the economy. While they can be very destructive, new construction is usually the result of tornadic activity.
There aren't really any positive effects of anorexia.
First of all can you point to any REAL positive effects?
Homosexuality doesn't have any effects, positive or negative. Sexual orientations of all kinds are neutral things.
There weren't any.
Tornadoes are violent whirling winds that cause damage and harm people. In the worst cases a tornado can be well over a mile wide and pack winds over 300 mph. The negative effects of include damaged or destroyed property, people killed or injured, and the disruption of utilities. For a tornado there are no positive effects. When a tornado happens it is safe to be in a basement or something underground. If you don't have a basement then don't be near a window.
As natural phenomena tornadoes do not serve any purpose; they simply are. Their effects are destruction, injury, and death.
well tornadoes can badly damage or destroy parts of communities
No, it doesn't.
There aren't any.