Unit 4 ENSC 2000

Lakes and reservoirs undergo little vertical mixing because ____.

Oxygen sag curves can occur when ____.

The primary cause of BP’s Deepwater Horizon oil spill in the Gulf of Mexico was ____.

Which worldview proposes that when we use the earth’s natural capital, we are borrowing from future generations?

Cultural eutrophication cannot be prevented by ____.

Which organism is least likely to cause disease?

The Clean Water Act could be strengthened by ____.

What percentage of the world’s population lives on or near the coast?

Part of the environmental wisdom worldview proposes that success involves ____.

Drinking water for about ____% of the United States population and ____% of the rural populations comes from groundwater

Agricultural runoff would be increased if farmers ____.

What is an example of reducing our ecological footprints?

The most common problem encountered by seabirds coated with oil is ____.

Which statement about the disadvantages of bottled water is false?

The oil company responsible for the oil spill of the Valdez was ____.

In the sewage treatment process, the purpose of chlorination involves ____.

What was the major point learned in the 1991 Biosphere 2 experiment?

The natural nutrient enrichment of a shallow lake, estuary, or slow-moving stream is called ____.

Which statement aligns most with the environmental wisdom worldview?

In cities of less-developed countries, stream pollution is often ____.

Which action is characteristic of voluntary simplicity?

Algal blooms created from excessive agricultural and sewage runoffs are least likely to cause ____.

What idea aligns most with the earth-centered worldview?

Wetlands, estuaries, mangrove swamps, and coral reefs are examples of ____.

The Great Lakes possess ____% of all the surface fresh water in the United States.

How many wildlife refuges are managed by the US Fish and Wildlife Service in the United States?

National Forests are found ___.

The North Pacific Garbage Patch is composed of ____.

About ____ of U.S. lakes, rivers, and coastal waters were deemed unsafe for fishing and swimming in 1977.

What statement best describes a major assumption of the planetary management worldview?

How long does it take for pollutants to be flushed out of the largest of the Great Lakes (Lake Superior) into the ocean?

Which statement most supports the ethical guidelines for living more sustainably?

The Great Lakes Water Quality Agreement between the United States and Canada improved water quality by ____.

Which potential source of water pollution is a point source?

In cultural eutrophication, fish die from ____.

A good indicator of water quality is a low quantity of ____ present in a water sample.

What percentage of the people using coastal beaches in the United States developed infections?

Contamination of groundwater by sources of ____ is a global problem that has resulted in thousands of deaths.

What percentage of expensive bottled water is actually bottled tap water?

Which statement about lakes is true?

The back-to-the-tap movement advocates ____.

Lands managed by the BLM make up ___ of the total land surface in the US.

The most effective way to deal with groundwater pollution is to ____.

Oxygen can be depleted from a body of water by ____.

In the United States, drinking water quality is primarily regulated under the ____.

Groundwater is primarily stored in underground ____.

Studying living systems to find out what works and then looking at how we might copy such earth wisdom, is called ____.

Storing drinking water in a reservoir is beneficial because it ____.

Which potential source of water pollution is a nonpoint source?

Which statement about the Gulf of Mexico’s dead zone is false?

What are the three major environmental worldviews?

Which source is often responsible for thermal water pollution?

What is one of the components of a sustainability revolution?

The biggest threat to water quality in the Great Lakes is from ____.

The Great Lakes are sensitive to pollution because ____ of the water is flushed out via the St. Lawrence River.

Most of the oil that pollutes the ocean comes from ____.

The Gulf of Mexico’s dead zone is caused by high levels of ____ in the Mississippi River.