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.

!

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