Exam 15: The Imperative of Ecological Health

An approach to ecological heath that emphasizes a rational and equitable approach to development that balances societal needs against environmental limitations is called ______________________________.

The authors maintain that the problem of scarce resources has three dimensions: depletion of nonrenewable resources, waste and imprudent use of renewable resources, and population pressure on resources. In your judgment, which of these three concerns is the most critical, and why?

Explain what is meant by the "tragedy of the commons," and discuss the various ways in which it is reflected in the global ecological crisis.

What are some of the global community's approaches to ecological problems, and how effective have they been?

Those who advocate sustainable development make which of the following arguments?

The depletion of the ozone layer is of critical concern because the ozone layer protects the earth from ______________________.

Global optimists put great faith in technology, such as ________________________, which is the process of transmitting energy with limited loss or no loss of energy.

What is the greenhouse effect? Why is it of concern to the international community?