Clue: Historic cold periods
We have 1 possible answer for the clue Historic cold periods which appears 2 times in our database.
Possible Answers:
Related Clues:
- Deep freezes, so to speak
- Cooling-off periods
- Hard times
- No mere cold snaps
- They lead to major topographical changes
- Deep-freeze periods
- Cold periods
- Major cold spells
- Periods in contrast to global warming
- Glacial periods
- Such hard times are not so hot
- Periods in stark contrast to global warming
- One shuts up about energy in periods of global warming? Just the opposite
- Very cold periods
- Subjects in paleoclimatology