Global Warming Quiz

What is the main focus of global warming skeptics?

• Natural cycles as the cause of global warming

• Increased output from the sun as the cause of global warming

• Change in the Earth's reflectivity as the cause of global warming

• Emissions from human activities as the cause of global warming

According to the U.S. National Academy of Sciences, what is causing surface air temperatures and subsurface ocean temperatures to rise?

• Increased output from the sun

• Natural fluctuations of the climate

• Greenhouse gases accumulating due to human activities

• Change in the Earth's reflectivity

What do leading U.S. scientific bodies place the blame on for global warming?

• Change in the internal climate system

• Emissions from human activities

• Natural cycles

• Increased absorption of the sun's heat

What is the Intergovernmental Panel on Climate Change (IPCC) saying about the likelihood of humans causing global temperature change?

• Between 50-70% chance

• More than 90% chance

• Between 70-90% chance

• Less than 50% chance

What did the U.S. National Academy of Sciences declare in 2005 regarding greenhouse gases?

• Greenhouse gases have no impact on the environment

• Greenhouse gases are decreasing in the atmosphere

• Greenhouse gases are accumulating due to human activities

• Greenhouse gases are accumulating due to natural cycles

What evidence do green leaders provide to support their argument that something is triggering the current climate change, despite skeptics' claims?

How can we differentiate between natural cycles and human activities when attributing global warming?

What are some potential implications of not being able to validate natural reasons for the current warming trend?

How can we mitigate the impact of human activities on global temperature changes?

How can the scientific community address the challenges posed by global warming skeptics?