Upgrade to remove ads
Only $35.99/year

Environmental science exam 3

Terms in this set (37)

New name given to our textbook
Devil's Handbook
How rapidly did water in the Aral sea disappear and why?
Some boats were stranded in the desert
What does the record of St Matthews island tell us?
we now know the # of animals there will be before their collapse
How scarce was water in Darwadi India?
didn't have drinking water for 4 months- only 10 inches a year
What was the remedy?
grew crops- kept goats away
How scarce is water behind boulder Dam and in much of California?
more than 100 ft below what it was in 1990
Why should we care about water in California?
its one of the greatest producing states of fruit and vegies
Describe the Hadley cells at the equator and what they cause?
they produce the climate for the world.
Describe the Ogallala aquifer- whats happening?
massive lake beneath 7 western states- pumping it dry
Describe the perverse subsidy of the US gov for farm water.
US gov is subsidizing farm water- 400$ an acre
Describe a desert locust.
looks like a green grasshoper
how can the locusts be controlled?
THEY CANT ( trick question)
What happens when even small amounts of insecticide or pesticide are sprayed on crops?
effects insects, birds, fish, even people
What may happen a year after the spray is used?
Biomagnification
How does Andrew Jackson's heritage at the hermitage give us hope for good management?
80,000 hermitage plants
Sets with similar terms