- 1. What pollutant is specifically highlighted as remaining far above international health standards in Vietnam?
A) PM2.5
B) Sulfur dioxide
C) Carbon monoxide
D) Ozone
- 2. What is the World Health Organization annual air quality guideline for PM2.5?
A) 29.7 μg/m³
B) 10 μg/m³
C) 25 μg/m³
D) 5 μg/m³
- 3. In which year did PM2.5 concentrations in Vietnam fall to their lowest level since 2012 due to the COVID-19 pandemic?
A) 2020
B) 2011
C) 2023
D) 2021
- 4. By what percentage did PM2.5 concentrations increase by 2023 after returning to pre-pandemic levels?
A) 72%
B) 9%
C) 5%
D) 18%
- 5. What rank did Vietnam hold globally for worst air quality by 2025?
A) 25th
B) 5th
C) 18th
D) 10th
- 6. What was Vietnam's national average PM2.5 concentration by 2025?
A) 29.7 μg/m³
B) 5 μg/m³
C) 25 μg/m³
D) 46.9 μg/m³
- 7. Which city was recorded as the most polluted in Vietnam with an annual average PM2.5 of 46.9 μg/m³ in 2019?
A) Hai Duong
B) Bac Ninh
C) Hanoi
D) Ho Chi Minh City
- 8. How many times higher than the WHO guideline was Hanoi's annual average PM2.5 in 2019?
A) More than nine times
B) Nearly six times
C) Fifteen times
D) Two times
- 9. Which provinces in the Red River Delta consistently recorded annual PM2.5 concentrations exceeding those of Ho Chi Minh City?
A) Bac Ninh and Hung Yen
B) Hai Duong and Thai Binh
C) Hanoi and Hai Duong
D) Thai Binh and Hung Yen
- 10. In 2020, all 10 provinces that exceeded Vietnam's national PM2.5 standard of 25 μg/m³ were located in which region?
A) The south of the country
B) The central region
C) The north of the country
D) The Mekong Delta
- 11. What are the dominant sources of air pollution in Vietnamese cities?
A) Biomass burning and agricultural fires
B) Thermal power plants and craft villages
C) Construction dust and secondhand smoke
D) Vehicles and industries
- 12. What widespread fuel was used for cooking and heating in Hanoi that kept PM2.5 levels elevated?
A) Firewood
B) Honeycomb coal briquettes
C) Biomass pellets
D) Natural gas
- 13. By 2021, coal alone accounted for approximately what percentage of Vietnam's total CO₂ emissions from fuel combustion?
A) 72%
B) 90%
C) 50%
D) 25%
- 14. Which northern provinces are noted for being home to clusters of thermal power plants, cement factories, and traditional craft villages?
A) Bac Ninh, Hanoi, and Thai Binh
B) Hai Duong, Thai Binh, and Bac Ninh
C) Hung Yen, Hai Duong, and Hanoi
D) Hanoi, Hung Yen, and Ho Chi Minh City
- 15. What compounds the air pollution problem in the Red River Delta during colder winter months?
A) Transboundary emissions from neighboring countries
B) Heavy seasonal monsoons from the south
C) Volcanic activity
D) Increased agricultural burning
- 16. Indoor air pollution was identified as a serious concern particularly for which group in urban areas?
A) Industrial workers
B) Children
C) Farmers
D) The elderly
- 17. A large survey in Ho Chi Minh City found that exposure to secondhand smoke and polluting cooking fuels was associated with higher rates of what type of symptoms?
A) Dermatological symptoms
B) Cardiovascular symptoms
C) Neurological symptoms
D) Respiratory symptoms
- 18. What specific respiratory symptoms were linked to indoor air pollution exposure in the Ho Chi Minh City survey?
A) Wheezing, sneezing, and runny noses
B) Shortness of breath, chest pain, and dizziness
C) Coughing, fever, and fatigue
D) Asthma attacks, throat irritation, and dry cough
- 19. What renewable energy solutions are suggested as possible ways to address air pollution in Vietnam?
A) Solar and wind power
B) Tidal and wave power
C) Hydropower and geothermal energy
D) Nuclear and biomass energy
- 20. What factor plays an important role in the government's choice to reduce emissions?
A) Decreased industrial output
B) Tourism industry losses
C) International financial sanctions
D) Citizens' demands for action
- 21. Which issue has government action been partially successful in addressing?
A) Deforestation
B) Climate change
C) Air pollution
D) Water pollution
- 22. What was the name of the dioxin-contaminant commonly included in the herbicidal agents?
A) Agent Orange
B) Agent Green
C) Agent Blue
D) Agent White
- 23. What percentage of Vietnam's total forested area was sprayed with herbicides during the Vietnam War?
A) 17.8%
B) 50.0%
C) 35.4%
D) 5.2%
- 24. Approximately how many people were estimated to be directly affected by the herbicide spraying?
A) 2.1 million to 4.8 million people
B) 10 million to 15 million people
C) 100,000 to 500,000 people
D) Over 50 million people
- 25. When did industrial and economic activity start contributing to environmental degradation and pollution in Vietnam according to the text?
A) During the 19th century
B) As early as the 1950s
C) Only after the year 2000
D) In the early 1900s
- 26. What effect did the sharp increase in urban populations after Đổi Mới have on urban drainage systems?
A) It decreased their effectiveness, leading to heavily polluted water
B) It improved their capacity and cleaned the water supply
C) It had no noticeable impact on urban infrastructure
D) It completely eliminated stormwater runoff
- 27. What extreme weather event is Vietnam especially vulnerable to?
A) Typhoons
B) Sandstorms
C) Tornadoes
D) Blizzards
- 28. In what year did Vietnam experience extensive flooding and heavy rainfall attributed in part to climate change?
A) 2010
B) 2015
C) 2025
D) 2020
- 29. According to a 2020 estimate by the World Bank and Asian Development Bank, how many additional people could be affected by intensified river flooding between 2035 and 2040?
A) Over 50 million people
B) 15 to 20 million people
C) 1 to 2 million people
D) 3 to 10 million people
- 30. According to the 2020 World Bank and ADB estimate, how many people could be affected annually by coastal flooding between 2070 and 2100?
A) 20 to 30 million people
B) 100 million people
C) 500,000 to 1 million people
D) 6 to 12 million people
- 31. By 2080, how much is Vietnam's average annual temperature projected to increase above the 1985–2005 baseline?
A) 6.0 to 8.0 °C
B) 4.0 to 5.5 °C
C) 0.1 to 0.5 °C
D) 1 to 3.4 °C
- 32. What condition could further temperature increases lead to, especially in urban areas like Hanoi and Ho Chi Minh City?
A) Permafrost melting
B) Severe hypothermia
C) Chronic heat stress
D) Widespread frostbite
- 33. Rising temperatures in Vietnam are linked to increased hospitalizations and what other metric?
A) Population growth
B) All-cause mortality
C) Agricultural yield
D) Literacy rates
- 34. Warmer temperatures in Vietnam are correlated with an increased incidence of which diseases?
A) Influenza and common cold
B) Dengue or malaria
C) Type 2 diabetes and hypertension
D) Scurvy and rickets
- 35. Ecosystem decline in Vietnam has frequently been linked to what type of pressures?
A) Anthropogenic pressures
B) Volcanic pressures
C) Extraterrestrial pressures
D) Natural tectonic pressures
- 36. What was the approximate forest cover in Vietnam in the early 1940s?
A) 43%
B) 10%
C) 42%
D) 17%
- 37. How did a 2018 survey of global forest landscape integrity rank Vietnam out of 172 countries?
A) 171st
B) 42nd
C) 10th
D) 104th
- 38. The increase in forest cover in the 21st century is mainly driven by what type of forests?
A) Natural forests
B) Mangrove forests
C) Plantation forests
D) Old-growth rainforests
- 39. Between 1943 and 2003, mangrove forest areas decreased from 408,500 hectares to what area?
A) 160,000 hectares
B) 3.7 million hectares
C) 83,288 hectares
D) 191 hectares
- 40. By 2017, mangrove forest cover had increased to a little over what area?
A) 408,500 hectares
B) 1 million hectares
C) 83,288 hectares
D) 160,000 hectares
- 41. Certain seagrass beds in Vietnam have decreased in size by what percentage since 1999?
A) 80%
B) 60%
C) 1%
D) 45.4%
- 42. In 2008, what percentage of Vietnam's coral reefs had less than 25% live coral coverage?
A) 60%
B) Fewer than 1%
C) 31%
D) 45.4%
- 43. How many marine protected areas has the government established to preserve reefs?
A) 104
B) 172
C) 5
D) 27
- 44. Between 2002 and 2024, how much coral reef was lost in the Nha Trang Bay marine protected area?
A) 408,500 hectares
B) 191 hectares
C) 83,288 hectares
D) 3.7 million hectares
- 45. Which of the following is specifically mentioned as a predator or cause of disease outbreaks for coral reefs?
A) Jellyfish
B) Sea turtles
C) Starfish
D) Algae
- 46. What is Vietnam's global rank for waste mismanagement?
A) Second
B) Fourth
C) First
D) Tenth
- 47. What is Vietnam's primary form of urban waste management?
A) Landfill
B) Incineration
C) Composting
D) Ocean dumping
- 48. Why is untreated wastewater released into drainage systems and rivers?
A) Treatment plants are too expensive to operate at night
B) Citizens prefer raw wastewater use
C) Urban sewage systems lack centralized wastewater treatment facilities
D) Laws prohibit treating wastewater
- 49. What chemical in Agent Orange causes cancer and birth defects?
A) Lead
B) Dioxin
C) Mercury
D) Arsenic
- 50. When did the Vietnam marine environmental disaster surface?
A) June 2010
B) May 2007
C) April 2016
D) April 2009
- 51. Which company caused the 2016 marine environmental disaster?
A) Vinamilk
B) Toyota Vietnam
C) Samsung Vietnam
D) Formosa Ha Tinh Steel
- 52. Which Taiwanese corporation owned the steel plant responsible for the 2016 disaster?
A) Formosa Plastics
B) Asus
C) Foxconn
D) TSMC
- 53. When was Formosa found to be responsible for the marine disaster?
A) July 15, 2017
B) April 6, 2016
C) December 31, 2016
D) June 30, 2016
- 54. What remains the most important source of water in rural areas?
A) Hand-dug wells
B) Bottled water delivery
C) Rainwater barrels exclusively
D) Desalination plants
- 55. What percentage of the rural population relies on hand-dug wells?
A) 39%-44%
B) 90%-95%
C) 70%-75%
D) 10%-15%
- 56. Which of the following is an example of a waterborne disease in Vietnam mentioned in the text?
A) Rabies
B) Cholera
C) Tuberculosis
D) Influenza
- 57. How many reported cases of cholera were there in 2007?
A) 50
B) 10,000
C) 1900
D) 150
- 58. How many reported cases of cholera were there in 2010?
A) 600
B) 5000
C) 12000
D) 20
- 59. Since what year has the fatality rate of cholera been close to 0%?
A) 2005
B) 2015
C) 1975
D) 1999
- 60. What economic sector caused the pollution leading to the 2016 marine disaster?
A) Steel plant
B) Software development
C) Textile factory
D) Automobile manufacturer
- 61. In what decade did pesticide use double in Vietnam after the economic transformation?
A) 1970s
B) 1990s
C) 1980s
D) 2000s
- 62. What region was the study on farmer pesticide practices in Hanoi conducted?
A) Red Delta River region
B) Ho Chi Minh City outskirts
C) Central Highlands region
D) Mekong Delta region
- 63. Which program is mentioned as a framework for better pesticide management?
A) Vietnam National Integrated Pest Management Program
B) National Action Plan on Air Quality Management
C) National Plastic Action Partnership
D) EU-Vietnam Free Trade Agreement
- 64. What is another framework introduced for better pesticide management alongside the national program?
A) Eco-Farmer Workshop
B) Green Agricultural Academy
C) Pesticide Safety Institute
D) Farmer Field School
- 65. What government organization is primarily responsible for environmental issues in Vietnam?
A) Ministry of Agriculture and Rural Development
B) National Plastic Action Partnership
C) Vietnamese Environment Administration (VEA)
D) Vietnam's Plant Protection Department
- 66. In what year was the Vietnamese Environment Administration (VEA) established?
A) 2016
B) 1993
C) 2008
D) 1986
- 67. Who established the Vietnamese Environment Administration (VEA)?
A) The Prime Minister
B) The National Assembly
C) The President
D) The Minister of Natural Resources
- 68. What is one of the specific focuses of MoNRE?
A) Conducting local environmental impact assessments
B) Supporting climate change adaptation
C) Banning charcoal stove use in urban areas
D) Enforcing environmental laws on construction sites
- 69. What is one of the specific responsibilities of DoNRE?
A) Allocating national land
B) Creating national climate change policy
C) Environmental impact assessments
D) Managing international trade agreements
- 70. When was the Law on Environmental Protection first issued?
A) 2016
B) 1986
C) 2008
D) 1993
- 71. What percentage reduction of NOX, SOX, and particulates did the Air Quality Management plan aim for in specific facilities?
A) 20%
B) 10%
C) 50%
D) 75%
- 72. What specific household item's use was banned in urban areas under the air quality plan?
A) Charcoal stove
B) Gas heater
C) Kerosene lamp
D) Plastic container
- 73. By what year does the Vietnamese government aim to flow 75% less plastic waste into the ocean through NPAP?
A) 2025
B) 2035
C) 2030
D) 2050
- 74. What type of plastic materials have been banned in Vietnam?
A) Recycled plastic bottles
B) All plastic packaging of any kind
C) Single-use plastic materials
D) Industrial plastic containers
- 75. Since approximately when have U.S. Presidents been sending aid to help clean up Agent Orange sites?
A) Early 1980s
B) Mid-2000s
C) 2015
D) Late 1990s
- 76. Which specific air base is mentioned as a site for Agent Orange cleanup aid?
A) Bien Hoa air base
B) Tan Son Nhat air base
C) Cam Ranh air base
D) Da Nang air base
- 77. When did environmental concerns become more prominent in public discourse in Vietnam?
A) Since the Doi Moi reforms
B) Before the 1990s
C) During the colonial era
D) Prior to the 19th century
- 78. What factor contributed to citizens prioritizing economic concerns over environmental ones before the 1990s?
A) Industrial overproduction
B) Lack of natural resources
C) Widespread poverty
D) Strict environmental laws
- 79. What social media platform was used to mobilize citizens during the #IChooseFish campaign?
A) Instagram
B) Facebook
C) TikTok
D) Twitter
- 80. What conservation issue did citizens organize around regarding Hang Son Doong?
A) Preventing tourism entirely
B) Mining for bauxite
C) Building a hydroelectric dam
D) Opposing a proposed cable car
- 81. What is Hang Son Doong noted for in the text?
A) The oldest cave with paintings
B) The longest cave system in Asia
C) The deepest underwater cave
D) The world's largest cave by volume
- 82. When did the anti-bauxite environmental movement take place?
A) 1990
B) 2016
C) 2013
D) 2007
- 83. Where was bauxite mining opposed during the 2007 movement?
A) Central Highlands
B) Central coastline
C) Hang Son Doong
D) Hanoi
- 84. What tool did citizens use to speak out against mining during the 2007 anti-bauxite movement?
A) Hunger strikes
B) Online petitions
C) Cable car blockades
D) Viral clips
- 85. What was the outcome of the 2007 anti-bauxite protests regarding the mining project itself?
A) Mining was banned nationwide
B) The company went bankrupt
C) They were unsuccessful in preventing mining
D) They completely stopped the project
- 86. What did the 2007 anti-bauxite movement successfully force the government to do?
A) Pay compensation
B) Cancel all mining licenses
C) Review the project
D) Step down from power
- 87. Who founded the non-governmental organization WildAct?
A) Ms. Nguyen Thi Thu Trang
B) A religious leader
C) Formosa Ha Tinh executives
D) An unnamed energy researcher
- 88. In what year was WildAct founded?
A) 2013
B) 2007
C) 1990
D) 2016
- 89. How does CHANGE work to 'rescue the environment'?
A) By funding heavy industrial research
B) By lobbying foreign governments
C) Through armed resistance and blockades
D) Through creative, colorful communication campaigns
- 90. What campaign used viral methods and religious leadership to demand government accountability?
A) #StopBauxite
B) #IChooseFish
C) #CleanCoastline
D) #SaveSonDoong
- 91. What public discourse did the 2007 anti-bauxite movement manage to resist repressing?
A) Discourse about climate change think tanks
B) Public discourse about the mining projects
C) Discourse about Doi Moi economic reforms
D) Discourse about cave tourism
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