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how are the california condour and the red wolf similar?
they were both taken out of the wild and put in captive breeding programs
number one threat to red wolfs at first; number one threat now
crossbreeding with coyotes; people killing them
what could happen to you if you kill or are caught with something protected by the endangered species act
one year in jail and $100,000 fine
why is the gray wolf a keystone species?
they affect water quality; they eat elk but when they aren't there the elk eat the vegetation in the riparian zone and causes erosion and increased turbidity
list 4 ecological services of forests
reduce soil erosion, purify water and air, store atmospheric carbon, absorb and release water
uncut or regenerated forest that has not had significant impact in several hundreds of years.
stand of trees resulting from natural secondary succession following removal of human activities or natural forces
a managed tract or uniformly aged trees of one or two species that are harvested by clear cutting as soon as they become commercially valuable. the land is then replanted and then clear cut again
intermediate-aged or mature trees in an uneven aged forest are singly cut or in small groups. this reduces crowding, removes diseased trees, maintains many kinds of different species
3 good things about fires
burn out invasive underbrush, release nutrients, release seeds from pinecones and other plants
primary causes of tropical deforestation
logging, ranching, agriculture (cash crops), population growth
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