Global Climate Change

Which of the following have been linked to climate change? Pick only those that apply.

• droughts

• flooding

• melting of polar ice caps

• ocean acidification

• all of the above

Compared to other greenhouse gases, carbon dioxide is very effective in trapping heat near the surface of the Earth.

• true
• false

Some greenhouse gases are naturally present in the Earth's atmosphere

• True
• False

Carbon is stored in

• Trees and other living things
• Oceans
• underground in soil and fossil fuels
• All are correct

The warming of the atmosphere by the trapping of heat being radiated to space is called

• evaporation
• condensation
• the greenhouse effect
• radiation

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

• deforestation

• photosynthesis and respiration

• oceans acidification

• all of the above

Global temperatures have been increasing drastically?

• since the Jurassic Era (time of dinosaurs) 65 million yr ago

• since the advent of human kind.

• since the industrial revolution.

• Climate change is not real and there is not scientific evidence of temperature change.

The layer closest to the Earth, where all our weather occurs is called the

• thermosphere

• stratosphere

• troposphere

• mesosphere

Which of the following gases IS NOT considered a greenhouse gas?

• carbon dioxide

• nitrogen

• water vapor

• methane

Pick the most accurate statement from the list below.

• Greenhouse gasses, even in the smallest amounts, are dangerous for our planet.

• There is no correlation between temperature change and the concentration of Carbon dioxide on Earth.

• A certain amount of Carbon Dioxide is naturally occurring and Earth needs CO2 in the atmosphere to make our planet livable.

• Ice core studies have shown that Carbon Dioxide levels have remained relatively constant over the history of our Earth.