Restoration ecologists try to
A) restore destroyed or damaged ecosystems to their native conditions.
B) create new ecosystems with new ecosystem functions to gain ecosystem capital.
C) create enclosures for zoos that imitate the abiotic components of natural environments.
D) include ecosystems in national forests and parks, where people can best interact with nature.
Question 2
Developing countries are said to face double jeopardy for environmental hazards because of the threats of
A) physical disasters and traditional cultural practices.
B) physical disasters and infectious disease.
C) infectious disease and increased exposure to toxic chemicals.
D) their dependence on farms for food and income.
In most ecosystems, sunlight provides the ultimate source of energy to power all biological activity
Energy flow and chemical recycling in ecosystems.
Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha
Native American casinos remain a topic of both controversy and envy. Shown here is Corey Two Crow as ...
Marine and coastal ecosystems
Healthy and damaged coral reefs.