Environmental Issues

true

t/f Resource recovery is the process of removing any material from polluted emissions or solid waste and selling it as a marketable product.

surface mining

The extraction of mineral and energy resources near Earth's surface by first removing the soil, subsoil, and overlying rock strata is known as _______.

true

t/f Natural gas vehicles emit up to 93% fewer hydrocarbons, 90% less carbon monoxide, 90% fewer toxic emissions, and almost no soot.

1930s

When did oil and natural gas begin to grow in demand in the United States?

false

t/f  

Coal generates less SO₂ than natural gas or oil.

false

t/f  

Pennsylvania has issued a moratorium on new shale gas drilling

coal gas

Which synthetic fuel served as the major fuel for lighting and heating American homes until the 20th Century?

natural gas

Which of the following fuels produces the least amount of CO₂ per unit of heat energy produced?

 

the point in time with the highest rate of petroleum extraction

What is the meaning of the term “Peak Oil"?

Human activity

Which factor tends to most influence the threat of extinction for living organisms

expect decision maker to support bio diversity without your input

Which of the following is not a possible action one can take to help maintain global biological diversity

Habitat corridors are beneficial for each of the following reasons

• Increases access to food resources

• increases probability that a habitat will be re-populated after local local population goes extinct

• Reduces human interactions

• Enables exchange of genetic material among populations

All the following factors impacting, if not contributing to species decline

• Habitat loss

• Limited natural range of most endangered species

• Reduced Genetic diversity

• Specialization in food sources

The following are associations between a poached animal and its associated item on the black market

• • Gorilla-bushmeat

• • Bird- pets

• • Bears- gallbladder

• • Caimans- skin

Organisms that once introduced into an area reproduced rapidly and caused great harm to their adopted ecosystem are known as

Invasive species

DDT

What chemical caused the shell of most nesting birds to weaken reducing species populations and subsequentially serving as a basis for Rachel Carson’s book silent spring

Restoration ecology

What is given to of the historical condition of a human damaged ecosystem with the goal of returning it as close as possible to its former state

Determine what factors originally caused the species to become endangered

What step must biologist undertake prior to re-introducing captive bread animals into the wild

    -Natural areas provide many ecosystem services, including watershed management, soil erosion protection, climate regulation, and wildlife habitat.

Name at least four ecosystem services provided by natural areas.

    -Globally, about 40% of the world’s land areas are for human use (ur-ban areas and agriculture); 30% are rock, ice, tundra, and desert; and 29% are natural ecosystems such as forests.

Describe world land use

• erosion reduction and buffers from hurricanes or other open water wave action

• improved water quality

• Protective habitat for fish and aquatic animal reproduction

• Increasingly dry local climates

benefits of a stable coastline

Endangered

• which IUNC designation is appropriate for an ecosystem demonstrating a dangerous skill of degradation or combined risk of collapse

44 years

• How many years were there between the first national Park established in new Peru within the department of interior to administer national parks and monuments

Gonakier forest of Senegal

• Which of the following ecosystems is designated as critically endangered by the IUNC

13%

• Approximately how much land on a global scale dedicated to agricultural production?

72%

In Iowa, how much land is dedicated to crop production

boreal forest

• Which biome currently experiences more than twice the deforestation activity as an Amazon rainforest