IB ESS Case Studies for All Topics – Questions With Correct Answers

IB ESS Case Studies for All Topics –
|| || || || || || || ||




Questions With Correct Answers || || || ||




CH1: Chernobyl disaster - CORRECT ANSWERS(S)✅✅In
|| || || || || ||



Ukraine in 1986 a power plant exploded, causing severe
|| || || || || || || || ||



radiation and death. People were exposed to radioactive
|| || || || || || || ||



iodine up to 4 years later.
|| || || || || ||




It made Europeans more aware of potential
|| || || || || || ||



environmental hazards, leading to the rise of || || || || || || ||



environmental advocacy groups. || ||




CH1: Minamata disease in Minamata, Japan - CORRECT
|| || || || || || || ||



ANSWERS(S)✅✅Year: 1956 ||




Description: Chemical factories released toxic methyl || || || || || ||



mercury into waste water - mercury accumulation in fish
|| || || || || || || || ||



and shellfish caused mercury poisoning in local people -
|| || || || || || || || ||



severe symptoms (paralysis, death, or birth defects in
|| || || || || || || ||



newborns)


Effect on Environmental Movement: Raised awareness of
|| || || || || || ||



the risks of industrialization and the need for
|| || || || || || || ||



environmental regulations and checks to be imposed on || || || || || || || ||



industries.

,CH1: Silent Spring by Rachel Carson - CORRECT
|| || || || || || || ||



ANSWERS(S)✅✅Year: 1962 ||




Description: A book outlining the harmful || || || || ||




effects of the pesticide DDT
|| || || ||




passing along food chains to the top
|| || || || || ||




predators.


Effect on Environmental Movement: This led to
|| || || || || || ||



widespread concern about the dangers of pesticide use || || || || || || || ||



and increased awareness of environmental pollution.
|| || || || ||




CH1: An Inconvenient Truth - CORRECT
|| || || || || ||



ANSWERS(S)✅✅Year: 2006 ||




Description: A documentary film of former US || || || || || ||




Vice President Al Gore giving a
|| || || || ||




lecture on climate change and its
|| || || || ||




consequences.


Effect on Environmental Movement: The film got
|| || || || || || ||



extensive publicity, ||

,reaching a huge worldwide audience || || || ||




and triggering a major shift in public
|| || || || || ||




opinion in the USA. || || ||




CH1: Rio Earth Summit - CORRECT ANSWERS(S)✅✅Year:
|| || || || || ||



1992
||




Description: UN Conference on Environment || || || ||




and Development, attended by 172 nations -outlined that
|| || || || || || || ||



radical changes in attitudes towards the environment
|| || || || || || ||



needed to limit the || || ||




damage to the planet. || || ||




Effect on Environmental Movement: Had a global impact -
|| || || || || || || ||



led to the adoption of 'Agenda 21' (a comprehensive
|| || || || || || || || || ||



action plan to ensure sustainable development) by over
|| || || || || || || ||



178 parties.
||




CH1: Green Revolution - CORRECT ANSWERS(S)✅✅Rapid
|| || || || ||



diffusion of new agricultural technology in the 1950s-
|| || || || || || || ||



1960s, especially new high-yield seeds and fertilizers.
|| || || || || ||




CH1: DDT (dichlorodiphenyltrichloroethane) - CORRECT
|| || || || ||



ANSWERS(S)✅✅- An insecticide that was used all over || || || || || || || ||

, the world during the early 1940s and reached a maximum
|| || || || || || || || ||



usage during the 1960s.
|| || || || ||




- Due to concerns about the possible adverse effects upon
|| || || || || || || || ||



the health of humans and wildlife, application of DDT was
|| || || || || || || || || ||



prohibited in 1972 in the U.S.
|| || || || || || ||




- Most MEDCs banned the use of DDT; however, some
|| || || || || || || || || ||



countries still continue to use DDT. It's banned by WHO. || || || || || || || || ||




CH1: The UN Millennium Ecosystem Assessment (MEA) -
|| || || || || || || ||



CORRECT ANSWERS(S)✅✅The UN Millennium Ecosystem || || || ||



Assessment was the first major global audit of the health
|| || || || || || || || || || ||



of ecosystems in 2005, highlighting their degradation (the
|| || || || || || ||



loss of natural productivity through overuse and
|| || || || || || || ||



destruction). Gave an appraisal of the conditions in the || || || || || || || || ||



world's ecosystems and the services they provide. || || || || || ||




CH1: The Industrial Revolution - CORRECT
|| || || || || ||



ANSWERS(S)✅✅The rapid development of industry || || || || ||



brought about by the introduction of machinery that || || || || || || || ||



began in the 18th century. It was characterized by the use
|| || || || || || || || || ||



of steam power, the growth of factories, and the mass
|| || || || || || || || || || ||



production of manufactured goods. || || ||




CH1 (Sustainability): Three Gorges Dam, Yangtze River -
|| || || || || || || ||



CORRECT ANSWERS(S)✅✅The Three Gorges Dam is the || || || || || || ||



largest hydroelectric dam development in the world.|| || || || || || ||



Located on the Yangtze River in the People's Republic of|| || || || || || || || || ||