science 13

In the U.S., the urban population reached ____ percent by 1980 and has only slightly increased since then.

75

Resources developed by man-made and natural ecosystems are known as

Ecosystem services

In __________, one person consumes ecosystem services provided by 6 hectares of land and water.

Germany

is a forest that is planned and managed, but not raised like crops.

a native forest

is the cutting of an over-abundance of trees within an area without planting replacements.

deforestation

Which of these is NOT considered an open space within an urban center

electrical substation

A __________ is a phenomenon in urban areas, which have many buildings and roads that absorbs heat and traps it.

heat island

is a process of assessing and determining how land will be utilized.

land use planning

is the process of replacing trees that have been cut down in a particular area by replanting other trees.

reforestation

A(n) _______ area is covered with vast expanses of open land and a scarce density of humans.

rural

Which of these is NOT considered part of urban infrastructure?

trees

land is land covered with many man-made structures and thoroughfares.

urban

occurs when an urban area expands into the countryside around it.

urban sprawl

Over the years, ___________ has slowed down in developed countries in contrast to developing countries where it is increasing.

urbanization

refers to a protected region in which the ecosystem and land are safeguarded from any kind of exploitation.

wilderness