Get your free poster

Copyright: BBC

What are the causes and effects of extreme weather such as cyclones, tornadoes, sand storms, and thunder and lightening?

Discover more about the extreme power and utter devestation caused by wild weather with The Open University's informative poster. We've run out of supplies of the poster itself, but you can still download a file to explore the stories and print out for yourself. Follow this link to complete your order.

The poster was produced in association with the BBC/OU co-production Wild Weather with Richard Hammond.