Understanding Climate Change

What has been observed about global temperatures over the past 50 years?

• They have increased.

• They have remained the same.

• They have fluctuated randomly.

• They have decreased significantly.

Which gases are primarily responsible for the greenhouse effect?

• Hydrogen and helium

• Carbon dioxide and methane

• Argon and neon

• Oxygen and nitrogen

How do everyday activities like driving and eating meat contribute to climate change?

• They have no impact on the environment.

• They help in cooling the Earth's atmosphere.

• They reduce the greenhouse effect.

• They increase the greenhouse effect.

What is one of the early effects of climate change observed in the Arctic?

• Stabilization of temperatures

• Increase in sea ice

• Melting of sea ice

• Growth of Arctic animal populations

What is a significant consequence of the loss of biodiversity due to climate change?

• Uncertain impacts on Earth's ecosystems

• Increased habitat for animals

• Improved global climate

• Stabilization of weather patterns