Viktor
Diamond Member
> Global Temperature Trends Since 2500 B.C.
>
> This is relevant to the discussion of the causes for global warming.
> As you can see, the Earth went through several warming and cooling cycles
> even before men were burning fossil fuels. It's a natural consequence of
> the interaction of the Sun with our atmosphere. The Sun is not always the
> same temperature, so the climate of the Earth will change, too.
>
> This is relevant to the discussion of the causes for global warming.
> As you can see, the Earth went through several warming and cooling cycles
> even before men were burning fossil fuels. It's a natural consequence of
> the interaction of the Sun with our atmosphere. The Sun is not always the
> same temperature, so the climate of the Earth will change, too.