Climate Change

1.What does the picture represent?

• Lines of latitude

• Greenhouse effect

• Climatic zones

• Weather patterns

Which two are likely to result from global warming?

• increase in surface temperatures

• reduction in greenhouse gases

• rise in ocean levels

• decrease in air pollution

Why are forests important in reducing climate change? Trees ____

• use Carbon Dioxide to make food

• provide building materials

• are an important food source

• reflect all sunlight away from the Earth

Which TWO activities produce the greatest amount of greenhouse gases?

• Deforestation

• Electricity generation

• Transportation

• Landfills

Which BEST explains why is there an increase in CO2 ?

• Rapid boost in the by burning of fossil fuels

• increase education about climate change

• Population growth leads to exhaling more CO2

• CO2 is released by the oceans as they warm

Which best explains how livestock farming contributes to global warming ? Animals __________

• waste pollutes the soil

• are consuming too much grass

• decayed matter emits too much carbon dioxide

• produce methane when they are digesting food

Which shows the effect of climate change on human health? It ____

• causes illnesses such as heat stress

• increases respiratory illnesses such as asthma

• helps to spread diseases such as dengue fever

• all of the above

What is the direct cause of rising sea levels?

• Melting Sea Ice

• Melting Land Ice

• Climate Change

Which of the following is the best conclusion that can be made from this graph?

• atmospheric carbon dioxide levels have been decreasing since 1960
• Hawaii has a lot of carbon dioxide
• humans have been working hard to decrease carbon dioxide levels
• atmospheric carbon dioxide levels have increased steadily since 1960

Which of the following is contributing to an INCREASE in carbon dioxide in the atmosphere?

• deforestation

• photosynthesis

• oceans

• all of the above

• the loss of animal species