Global and Seasonal thread summary and continuation

Okay, the "Globally and Seasonally averaged" thread has grown to over 500 comments and thus reached its point of diminishing return in terms of the time it would take to read it and the utility of doing so. And while on the one hand I don't like to feed what is drifting towards to troll-like …

We Are Just Recovering From the LIA

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:Today's warming is just a recovery from the Little Ice Age.Answer: The problem with this argument is that it relies on an implicit assumption that there is some …

Some Sites Show Cooling

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:Some stations, in the US for example, show cooling trends. If there really were global warming, it would be warming everywhere.Answer: Global Warming refers to the long term …

No Past, No Present

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:Climate science can't even fully explain why the climate did what it did in the past. How can they then claim they know what is going on today?Answer: …

Historically CO2 Never Causes Temperature Change

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:In the geological record it is clear that CO2 does not trigger climate changes. Why should it be any different now?Answer: Given the fact that the human species …

Warming Stopped in 1998

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:Global temperatures have been trending down since 1998. Global Warming is over.Answer: At the time, 1998 was a record high year in both the CRU and the NASA …

Global Warming Is Nothing New

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:Global Warming has been going on for the last 20,000 years.Answer: It is quite true that 20Kyr ago the temperature was some 8 to 10oC colder than it …

Vineland Was Full Of Grapes

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:Newfoundland was so warm in the Medieval Warm Period that when the Vikings landed they called it Vineland and brought boatloads of grapes back to Europe.Answer: One can …

Greenland Used to be Green

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:Greenland used to be a lovely hospitable island when the Vikings settled it. It was not until the Little Ice Age that it got so cold they abandoned …

Geological History Does not Support CO2’s Importance

This is just one of dozens of responses to common climate change denial arguments, which can all be found at How to Talk to a Climate Sceptic. Objection:If you look back over the last 600 million years you see that there really is not much correlation between temperatures and CO2 levels. Clearly CO2 is not …