Climate Change

site where continuous CO2 records have been maintained since 1958

• carbon dioxide

• zooplankton

• Mauna Loa, Hawaii

• computer model

• global warming

an increase in Earth’s average temperature, resulting from increased greenhouse gases in the atmosphere

• carbon dioxide

• zooplankton

• Mauna Loa, Hawaii

• computer model

• global warming

a greenhouse gas released from burning fossil fuels

• carbon dioxide

• zooplankton

• Mauna Loa, Hawaii

• computer model

• global warming

a complex set of equations that account for many factors and require a great number of computations to solve

• carbon dioxide

• zooplankton

• Mauna Loa, Hawaii

• computer model

• global warming

tiny, shrimp-like animals that many other marine animals depend on for food

• carbon dioxide

• zooplankton

• Mauna Loa, Hawaii

• computer model

• global warming

Which of the following will require most developed countries to decrease emissions of carbon dioxide and other greenhouse gases?

• Montreal Protocol

• Emissions Reduction Act

• Kyoto Protocol

• Reforestation Project

Some of the warming that has been observed over the 20th century can be attributed to

• human activity. 

• glacial melting.

• plant growth.

• droughts.

The attempt to slow climate change is made difficult by

• economic factors. 

• social factors.

• political factors.

• All options.

Which of the following is not a major greenhouse gas?

• water vapor

• sulfur

• carbon dioxide

• methane

In an area away from forests and cities, geochemist Charles David Keeling measured the amount of

• ozone in the air. 

• nitrous oxide in the air.

• oxygen in the air.

• carbon dioxide in the air.