Climate Change

Which of the following is a human activity that can cause climate change?

• burning fossil fuels

• removing greenhouse gases

• using alternative energy sources

• increasing particulates from volcanoes

The Mauna Loa Observatory in Hawaii has been collecting data about the atmosphere and climate since the 1950s. The graph shows some of their findings. What conclusions can you draw by studying the graph?

• Climate change is a natural process.

• All climate change is caused by humans.

• The levels of carbon dioxide in the atmosphere have been increasing since the 1960s.

• The levels of carbon dioxide in the atmosphere have been decreasing since the 1960s.

What is one challenge that comes with using alternative technologies to reduce greenhouse gas emissions?

• Alternative technologies are not yet available.

• Alternative technologies consume more fossil fuels.

• Alternative technologies can be more expensive than traditional technologies.

• Alternative technologies have been proven not to work very well.

Which of the following is NOT a way to lower greenhouse gas emissions?

• walking to school

• turning off the water when you brush your teeth

• leaving the TV on when no one is watching it

• buying locally grown fruits and vegetables

True or False

Industrialization is a contributing factor to climate change.

• True

• False

The two largest fuel sources are _____.

• wood and coal

• wood and natural gas

• oil and nuclear power

• coal and oil

Climate change causes extreme weather conditions such as _____.

• excessive heat

• drought

• extreme storms

• all of these

What is the definition of "Greenhouse Effect?"

• Gases that increase Earth's temperature

• Gases in Earth's atmosphere trap heat from the Sun and keep the planet warm

• The pattern of weather that occurs over time

• When Earth's climate changes

What is an example of renewable energy sources?

• Solar

• Coal

• Natural Gas

• Oil

What is an example of a non-renewable energy source?

• Geothermal

• Hydroelectric

• Biomass

• Coal