EnviroScience: Chapter 14.3: Land and Management Conservation (Part 3)
Volunteers help pick up trash, build trails, control invading or exotic species, and help educate the visiting public.
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The U.S. Wilderness Act, passed in ____________, designated certain lands as wilderness areas.
1964
So far, __________ regions covering 32 million acres have been designated as wilderness in the United States.
474
Rangelands, mining and logging sites, oil and gas operations, power plants, and urban areas are often close enough to affect the ______________
National parks.
The _________________, passed in 1964, designated certain lands as wilderness areas.
U.S. Wilderness Act,
In addition, preserved areas are affected by climate change and by _____________ and ____________________, as are most other parts of the world.
air and water pollution
International efforts include the Biosphere Program that has set up several hundred preserves, called __________________, that include people in the management plan of the reserves.
biosphere reserves
Some areas are completely closed to visitors to allow wild animals to __________.
breed
In addition, preserved areas are affected by ____________________ and by air and water pollution, as are most other parts of the world.
climate change
Without these areas, the plants and animals that can survive only in these ecosystems would ____________.
disappear
Around the world, more people visit national parks and wilderness areas each year and leave their __________ on the land
mark
Wilderness areas serve as _____________________ and ___________________ where people can learn more about the natural world.
outdoor classrooms and research labs
In attempts to protect wilderness from damage, limits have been set in some areas on the number of _____________ permitted in the area at any given time.
people
In addition, ________________ are now active in many wilderness areas
volunteer programs
So far, 474 regions covering 32 million acres have been designated as ________________ in the United States.
wilderness
These areas are open to hiking, fishing, and camping.
wilderness
These protected areas also provide recreation, such as hiking and camping, for many people.
wilderness
a region that is not cultivated and that is not inhabited by humans
wilderness
International efforts include the __________________ that has set up several hundred preserves, called biosphere reserves, that include people in the management plan of the reserves.
Biosphere Program
____________ and _________ now plague many of our national parks.
Litter and traffic jams
Protected areas often provide the only place where unspoiled __________, ______________, and _____________ remain
forests, deserts, or prairies
Other public lands are maintained for..
hunting fishing wild-life refuges to protect endangered species.
In addition, _______________________ are affected by climate change and by air and water pollution, as are most other parts of the world.
preserved areas
These protected areas also provide ________________, such as hiking and camping, for many people.
recreation
Building ___________ or ___________ and using ____________________ is not allowed in wilderness areas.
roads or structures, motorized equipment