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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