1 Scientists in the IPCC conduct original research and report their findings in periodic
assessment reports.
(A) True
(B) False
2 Eruption of volcanoes can cause global cooling.
(A) True
(B) False
3 Water vapor is a greenhouse gas.
(A) True
(B) False
4 Melting mountain glaciers will result in a temporary increase in the amount of water
available to people living downstream.
(A) True
(B) False
5 Climate is changing more rapidly in the Arctic than in other regions of the globe.
(A) True
(B) False
6 As the average global temperature warms, the thickness of ice on Antarctica may increase.
(A) True
(B) False
7 The global conveyor belt refers to the thermohaline circulation.
(A) True
(B) False
8 The recognized standard for measuring and reporting climate impact is known as the
Greenhouse Gas Protocol.
(A) True
(B) False
9 Before conducting a greenhouse gas inventory, an organization must determine whether
they will use Scope 1, Scope 2, or Scope 3 boundaries.
(A) True
(B) False
10 Carbon capture and sequestration (CCS) is an example of geoengineering.
(A) True
(B) False
11 Offsets are payments to projects which reduce emissions.
(A) True
(B) False
12 Direct measurements of Earth’s surface temperature go back to
(A) 400,000 BP
(B) 1950
(C) 1850
(D) 1800
13 Past surface temperature can be determined from Vostok ice cores by
(A) pollen counts
(B) tree rings
(C) oxygen isotope ratios
(D) gas temperatures
14 According to Milankovitch, changes in Earth’s climate are caused by
(A) the tilt of Earth’s axis
(B) the precession of the equinoxes
(C) the shape of Earth’s orbit around the Sun
(D) all of the above
15 Carbon dioxide concentrations before the Industrial Revolution were approximately
(A) 280 ppm
(B) 350 ppm
(C) 400 ppm
(D) 600 ppm
16 The melting of floating sea ice
(A) increases surface albedo
(B) decreases surface albedo
17 The connection between melting Arctic sea ice and global warming is an example of
(A) a positive feedback loop
(B) a negative feedback loop
18 The melting of permafrost is a source of
(A) methane
(B) carbon dioxide
(C) oxygen
(D) hydrogen isotopes
19 Sea level rise associated with global warming is caused primarily by
(A) expanding sea water
(B) melting glaciers
(C) melting ice caps
(D) expansion of rock layers
20 Climate neutrality is
(A) an international treaty
(B) the balance of carbon dioxide and oxygen
(C) stable temperature
(D) a goal of climate action plans
21 A greenhouse gas inventory is
(A) an internal funding source
(B) the measurement step of a climate action plan
(C) total global output, measured annually
(D) sequestered carbon dioxide
22 Emissions trading is
(A) a payment made to emissions-reduction projects
(B) the trading of permits to pollute
(C) the purchase of pollutant caps
(D) the purchase of exhaust scrubbers