Exam 9: Sustaining Biodiversity: the Ecosystem Approach

Of Earth's remaining wilderness areas, about ____ are strictly or partially protected by law from human activities.

Natural ecological restoration of riparian areas can happen if

If a stream is located at the bottom of a slope of forest that has been strip cut or selectively cut, the stream would likely be ____________________.

The area of ocean needed to sustain the consumption of fish for an average person, nation, or the world is called the

It can be said that coastal habitats are actually

Strip cutting of timber is a method of harvesting that

A former taxi driver from San Francisco led a successful community project to restore native wild salmon to the Mattole River on the north coast of California. He eventually convinced California Fish and Game to use his program to restore all coastal California river systems and reintroduce biodiversity to native salmon stocks. This is best described as an example of

The Body Shop is the name of a very popular and successful cosmetics and personal care chain of stores located in the United States and abroad. The founder of this store sought out natural remedies known by native peoples in developing countries, and does not use animal testing. She not only paid the natives for the recipes to the remedies, she employed them in production of the items for sale. How is this enterprise helpful to the preservation of wild species?

Costa Rica is a global conservation leader.

Definite priorities for protecting the world's remaining ecosystems and species have been proposed by ____________________.

Scientists estimate that _________ __________ _______account for at least 17% of all human-created greenhouse gas emissions.

Which common problem of U.S. cities is now a problem in United States national parks?

Introduction of the gray wolf to Yellowstone National Park caused the squirrel population to increase.

According to environmental writer Bill McKibbin, "the great environmental story of the United States, and in some ways, the whole world" is the

Uncut forests or regenerated forests that have not been significantly impacted by humans or natural disasters for several hundred years or more are known as ____________________.

Which of the following is a fish harvesting method used for harvesting schools of fish in shallow or surface waters, which has caused the death of large numbers of dolphins?

Today, forests in the United States cover ____________________ area than they did in 1920.

As a consequence of the reintroduction of the gray wolf into Yellowstone National Park and northern Idaho, the following other wild species have made a comeback:

The most compelling issue that is causing loss of grasslands in the Western United States is

List or describe at least five ways that we can protect tropical forests and begin to slow their destruction and loss.