Skeptics’ Questions
The following are common questions asked by climate skeptics. Click on one of the questions below to view the claims, sub-claims, and core science concepts.
- Are extreme weather events (such as precipitation, flooding, drought, and heat waves) happening more frequently and are they likely due to climate change?
- Is Earth’s temperature increasing and is the recent trend unusual compared to temperature trends in the past?
- Are humans and/or natural factors mostly responsible for recent changes in climate?
- How do the climate scientists know that humans are driving climate change and how certain are they?
- Is there evidence that Earth has already warmed (other than atmospheric temperature)?
- What are the physical impacts to Earth projected over the next few decades through 2100?
- Are the impacts of a few degrees of warming harmful to societies and ecosystems on Earth?
- Can humans reduce the risks and cost of climate change?