1. TORNADOES STRIKE TEXAS Tuesday, April 3, 2012 Walter Hays, Global Alliance for Disaster Reduction, University of North Carolina, USA

2. TORNADO ALLEY MAP

3. As many as a dozen tornadoes touched down in the Dallas-Fort Worth, Texas area while hundreds of thousands watched the life and death drama unfold on live television.

4. Several hundred homes were destroyed, some within seconds, and 13,000 homes were left without power as a result of wind, rain, and hail, but, incredibly, NO DEATHS AND RELATIVELY FEW INJURIES were reported.

5. POWERFUL TORNADOES TOUCH DOWN IN DALLAS-FORT WORTH AREA

6. ONE OF THE FUNNEL CLOUDS

7. 30 TON TRACTOR TRAILER TOSSED IN THE AIR

8. 30 TON TRACTOR TRAILER OVERTURNED ON INTERSTATE 20

9. EXAMPLE OF THE DESTRUCTIVE POWER OF THE WIND

10. SEARCH AND RESCUE BEGINS

11. All incoming and outgoing flights were cancelled; stranded passengers were sheltered temporarily at the airport.

12. REMEMBERING 2008

13. SEVERE THUNDERSTORM SYSTEM SPAWNS TORNADOES IN TEXAS: APRIL 24, 2008

14. SUPERCELL

15. FUNNEL

16. SEVERE THUNDERSTORM SYSTEM IMPACTS WEST AND NORTH TEXAS WORST DAMAGE NEAR FT WORTH, TX WITH LOSSES ESTIMATED AT $35 MILLION WINDS REACH 70 MILES PER HOUR HEAVY RAIN FALL CAUSES POWER OUTAGES AND MINOR FLOODING BASEBALL-SIZED HAIL

17. WIND DAMAGE