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To: Moominoid who wrote (32504)4/26/2003 11:33:17 PM
From: elmatador  Read Replies (2) | Respond to of 74559
 
Distribution of heat on earth is due to the inclination of Earth's axis. It is the woblying of the axis that triggers glaciations.

But due to level of ignorance of the masses of people -from whom Greenpeace take the money- they don't know how weather works or have basic notions of physics to understand and make an informed opinion.

There are some minor changes in the interim periods -phenomena like El Nino- but they don't alter the course. Big volcanoes eruptions and such.

CO2, well this thing exists for 4.5 billion years and people are trying to persudade us that a couple of hundred years of higher than the average CO2 emissions will chjnage weather's pattern? I don't buy that.

What we call weather are interaction between water, air and sunlight.

More heat more evaporation, more cloud cover to block sun light.

More heat more evaporation more snow which 'paints' earth's soil white and reflect sun light back to space. Earth is old enought o be on stable state.

Keep driving your SUV gas guzzler and relax. All this crap about global warming is only to keep feed researchers who reach conlcuions, for if they would, the money would stop flowing.



To: Moominoid who wrote (32504)4/27/2003 1:50:12 AM
From: Raymond Duray  Read Replies (1) | Respond to of 74559
 
MILANKOVICH CYLCLES AND GLACIATION

Moominoid,

I think that this may have to be considered a very good theory of climate change:

homepage.montana.edu

<SNIP>

Milankovitch Cycles and Glaciation

The episodic nature of the Earth's glacial and interglacial periods within the present Ice Age (the last couple of million years) have been caused primarily by cyclical changes in the Earth's circumnavigation of the Sun. Variations in the Earth's eccentricity, axial tilt, and precession comprise the three dominant cycles, collectively known as the Milankovitch Cycles for Milutin Milankovitch, the Serbian astronomer who is generally credited with calculating their magnitude. Taken in unison, variations in these three cycles creates alterations in the seasonality of solar radiation reaching the Earth's surface. These times of increased or decreased solar radiation directly influence the Earth's climate system, thus impacting the advance and retreat of Earth's glaciers.

It is of primary importance to explain that climate change, and subsequent periods of glaciation, resulting from the following three variables is not due to the total amount of solar energy reaching Earth. The three Milankovitch Cycles impact the seasonality and location of solar energy around the Earth, thus impacting contrasts between the seasons."

<End Snip>

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My gravest concern about our present period of world-wide temperature rise is the potentially catastrophic effects this could have if we somehow have an abrupt change to the pattern of ocean currents, as has happened in the distant past:

firstscience.com