On 15 May 2015 at 21:38, Telmo Menezes <te...@telmomenezes.com> wrote:

> On Thu, May 14, 2015 at 3:07 AM, LizR <lizj...@gmail.com> wrote:
>
>> On 13 May 2015 at 21:30, Telmo Menezes <te...@telmomenezes.com> wrote:
>>
>>>
>>>> Clouds, especially high clouds have some effect.  They reflect visible
>>>> bands back to space and they also absorb and reemit IR.  Low clouds tend to
>>>> increase heat load because they reflect in the day, but they insulate day
>>>> and night.  It's not magic, it's just calculation.
>>>>
>>>
>>> Of course, I am not suggesting it's anything else.
>>> My question is about complex interactions between these several
>>> phenomena. Does a change in the composition of the atmosphere affect cloud
>>> formation? In what ways? Does temperature?
>>>
>>> Is the idea that we shouldn't do anything because we haven't got a
>> perfect model of the atmosphere?
>>
>
> Is it unreasonable to ask for evidence and serious risk analysis before
> messing with the energy supply chain that keeps 7 billion people alive?
>

Of course it isn't. Such risk analysis has been done, and it appears around
97% of the most competent people available in the field think the risks
caused by the rising CO2 levels are more dangerous than the risks of doing
nothing about them.

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