A drought is a period of below-average precipitation in a given region, resulting
in prolonged ... If these factors do not support precipitation volumes sufficient to
reach the .... A 23 July 2006 a...
National Drought Mitigation Center Website .... about this when we look at how
drought affects our lives and what we can do to protect ourselves from drought.
Put simply, droughts are caused by a prolonged depletion of precipitation in a
certain ecosystem or climate over a long period of time. Unlike normal dry spells,
Nov 10, 2015 ... Newsround brings you a special programme on the drought in East Africa, but
what does drought actually mean? ... How do droughts happen?
Drought occurs during prolonged high-pressure conditions within a ... Droughts
normally occur in arid and semi arid regions and in high mountain areas.
A drought is when there is a lack of precipitation over an extended period of time,
usually a season or ... We need water to live, and animals and plants do too.
This can happen at any given time, even in winter time, however, for most
droughts, they do occur during warmer or drier months. Droughts happen when ...
Aug 13, 2013 ... Drought occurs when sufficient water needed to sustain an area is not ... is less
water vapor to saturate the surrounding air above the trees to form clouds ... are
looking to develop crop plants that do not require as much water.
www.ask.com/youtube?q=How do Droughts Form?&v=h_d5uXHS6xk
Mar 29, 2012 ... Parts of southern Europe are suffering from the worst drought in decades, leaving
... BBC Weather How do hurricanes form - Duration: 2:51.
www.ask.com/youtube?q=How do Droughts Form?&v=IOIV7Aulty4
Aug 19, 2012 ... Educational videos from VEA such as 'What Causes Drought' are now available
as part of the ClickView Curriculum Library. ClickView is ...