heat waves & droughts Flashcards
what is a heat wave
pro longed period of excessive hot weather for 5 or more days with temp 5 degrees higher than normal average
what do heat waves do
kill more than people than floods, hurricans, tornadoes and earthquakes together
symptoms related to heat wave injuries
cramps nausea dizziness fainting seizures
how to survive a heatwave
dress sensibly
think before you drive
drink plenty of water
avoid too much sun
what is a drought
when an area once had water but now is dry
the start of drought
soil dries out crops wilt results soil erosion results stock dies forest fires rage people die
short term
man & the environment in stress
long term
migration, disease & war results
futher effects of drought
higher food prices
industries suffer
people move from rural to urban areas
prepare for dry periods by
planting trees
solve the drought problem by
terracing
working to solve drought problems
magic stones
water recycling
water restrictions
rainwater harvesting
