Share
Jeopardy: Ecosystem Changes Over Time
Physical Conditions
Population Balances
Human Interactions
Natural Catastrophes
Long-Term Changes
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500