[tschatski]

Man-caused global warming is a hoax. Temperatures today aren’t as warm as during the Roman Warm period or during the Medieval Warm period. The hoaxers have been exposed repeatedly and only the most gullible still believe the scam.

[skeptoid]

Man-caused global warming is a hoax.

In a real sense, it is not a hoax.

[Foolsgold]

Temperatures today aren’t as warm as during the Roman Warm period or during the Medieval Warm period

Greenland History from the Smithsonian Natural History Museum