Chapter 2: changes that occur in ecosystems

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Succession

The process by which one community is replaced by another until a stable community occupies the area.

Reclamation

Repairing some of the damage to an ecosystem.

Conservation

The careful management and wise use of natural resources. One way to do less harm to ecosystems is to use less of the natural resources they contain.

Redesign

Changing the packaging or makeup of a product so that it takes fewer resources to make. Packaging materials make up most of the trash thrown away in the US.

Preservation

Some ecosystems are protected from change by limits on their use. The protection of an area is called preservation. Example: a national park

Ecosystem

All the living and nonliving things that exist and interact in one place.

Erosion

The process of being worn away bit by bit, such as by water or wind.

Habitat

The place where an animal or plant naturally lives and grows.

Ecosystem Changes

Over time, changes in climate, rate of erosion & population growth causes big changes in ecosystems

Preservation

The United States government helped in the _________________ of ecosystems by setting aside national parks.

Succession

When the community in an ecosystem changes over time, the process is known as ____________________.

Reclamation

The ___________________ of a strip mine can make a new habitat for wildlife.

Conservation

When people use resources wisely, they are practicing _______________________.

Redesign

______________________ conserves resources by using less material to make or package an item.

Nutrients

As plants and animals die in a marsh, their remains add to the marsh's _______________.

Recycling

A new aluminum can made from used cans is an example of ______________.

A national park

Where would you probably find a lake that is protected by law from any fishing?

Taking shorter showers

An example of water conservation.

Redesign

A new bottle that requires less plastic to make is an example of _______________.

Succession

If a hurricane were to destroy the habitat of plants along the coast, new plants would grow. This process is called _________________.

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