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Which of these technologies are generally good at remediating volatile organics in unsaturated soils?

ENMT495 Global Environmental

Week 7 Quiz

Question 1          Which of these technologies are generally good at remediating volatile organics in unsaturated soils? Check all that apply.

 

Flocculation and precipitation

 

Soil vapor extraction

 

Bioventing

 

Soil washing

 

Question 2          Match appropriate remediation technology for each waste stream:

 

Waste mainly consisting of sulfuric acid

 

Cyanide wastes

 

Hazardous waste high in organics

 

Aqueous waste that does not contain volatile hazardous constituents

 

Wastes high in lead and nickel such as acid battery waste

 

Waste containing chromium in the +3 state (Cr3+)

 

1.            Evaporation

 

2.            Incineration

 

3.            Ion exchange

 

4.            Neutralization

 

5.            Precipitation

 

6.            Oxidation-reduction

 

Question 3                          Which of the following are examples of international environmental laws? Check all that apply.

 

The Clean Air Act

 

Montreal Protocol

 

Commission on Sustainable Development

 

International  Convention on Transboundary Movement of Hazardous Waste

 

Paris Climate Agreement

 

Question 4          Which of these types of technologies would not be helpful in a Superfund site?  Check all that apply.

 

Remediation technologies

 

Control technologies

 

Avoidance technologies

 

Monitoring technologies

 

Question 5          Which of the following are correct statements about international environmental laws?  Check all that apply.

 

A few environmental laws have established international institutions with power to directly impose trade sanction

 

The task of direct enforcement is typically left to member nations

 

International agreements have adequate resources to monitor and ensure compliance

 

With consent, countries may sue each other for violation of international agreements

 

There are both hard and soft environmental laws.

 

Question 6          Which of the following statements are correct about ISO 14001?  Check all that apply.

 

ISO stands for international standards organization

 

ISO is a set of mandatory standards for environmental improvements

 

ISO 14001 centers on environmental management systems standards

 

ISO 14001 are technical standards

 

Existing environmental management activities can be integrated into ISO 14001 implementation

 

Question 7          In-situ soil remediation include which of the following?  Check all that apply.

 

soil flushing

 

bioventing

 

biofiltration

 

phytoremediation

 

Question 8Check all correct statements about mixed waste.

 

In the U.S., mixed waste is regulated by both U.S. EPA and by IAEA

 

It are both hazardous and radioactive

 

It occurs naturally

 

Mixed waste can legally become only radioactive if it passes the TCLP test

 

Question 9          Which of the situations below is best applicable for the use of SVE?

 

Clay soil saturated with oil

 

Surface contamination of Cd

 

Subsurface contamination of hydrocarbons and alcohols with molecular weight less than 200 g/mole

 

Subsurface contamination of oils

 

clay soil with low levels of BTEX & PAH

 

Question 10        Please match the most appropriate key word or phrase into the appropriate blank in each sentence.   Note that there are more keywords/phrases than there are sentences.

 

                ____                    

 

The fact that our society does not have a price on carbon creates a market with many _______________.

 

                ____                    

 

Our present measurement of economic progress is the _____________________.  It goes up with every oil spill and with everything sold from gasoline to cigarettes.

 

___                       

 

The history of environmental degradation is littered with decisions and solutions that have resulted in unintended consequences.  One way to minimize those consequences is to produce a _________  of each product we produce.

 

                ____                    

 

______________ are systematic, periodic, documented, and (supposedly) objective review by regulated entities of facility operations and practices related to environmental requirements.

 

                ____    

 

A homeowner who uses rain barrels and conservation landscaping to manage stormwater off her property helps to create a market with __________________.

 

 

 

                ____    

 

One important factor that determines whether constituents can be removed via soil vapor extraction is their

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