Quoted: In countries such as the United States, which is hit by some 1,200 tornadoes every year, these rotating columns of wind are identified using Doppler radar imagery, says Leigh Orf, an atmospheric scientist at University of Wisconsin–Madison.
Quoted: In countries such as the United States, which is hit by some 1,200 tornadoes every year, these rotating columns of wind are identified using Doppler radar imagery, says Leigh Orf, an atmospheric scientist at University of Wisconsin–Madison.