The tilt of the earth creates the seasons - because of the relative distance of various portions of the planet change as the earth orbits the sun. That would be a normal climate change - with out the tilt there would not be a change in seasons per se.
However climate changes such as ice ages, global warming (which has varied throughout the earth's history) depend on a wide range of effect which might include biological (and human) activity (CO2 levels), geological activity (volcanoes, position of continents during tectonic movements), wobbles in the orbit of the earth and variations in the intensity of the sun.
All of these effects can and do affect the earth's climate..
Hope this helps
2007-09-27 12:16:43
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answer #1
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answered by esaravol 2
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Yes, Earth's climate would change if the earth was not tilted on its axis.
If you meant to ask "how would Earth's climate change", well, that's a totally different question (you asked "would it change", not "how would it change").
There would be no seasons.
The poles would be permanently frozen and in twilight all year.
The equator would be uninhabitable due to the heat.
The oceans at the equator would be close to boiling, which means fish and animal life in the oceans would live only in the northern and southern oceans.
The intense heat at the equator would effectively prevent animal or bird migration, or human travel (at least during the day) between the hemispheres.
Weather patterns would be completely different, with winds generally moving towards the equator (due to the rising heated air).
This could cause more tornadoes and hurricanes than currently.
The plants and animals of the northern hemisphere would have evolved differently from the ones in the southern hemisphere.
2007-09-27 12:39:08
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answer #2
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answered by Anonymous
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I suppose there would be some change. In fact, I've lamented the fact that the Earth's tilt is as large as it is; if it were, say, 12 deg instead of 23, then it seems to me that summers would be cooler and winters would be warmer. The extremes would be narrowed.
There might well be complications. For instance the gulf stream might be different. In which case Europe might well be colder than it is now. And there would be similar situations all over the world.
But overall the world's climate should be less extreme.
2007-09-28 03:12:19
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answer #3
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answered by Robert K 5
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the climates would change because the Mass of ice on the north pole would begin to melt, since they would not longer be at the very north of the earth, causing a great deal of flooding to occur which would change a lot of the climate for land masses affected by this.
2007-09-27 12:21:50
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answer #4
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answered by mainevent403 1
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The lack of a axial tilt would pretty much nullify our summer and winter seasons. It would be the same season in the northern & southern hemispheres year round instead of the "flip-flopped"-seasons we have now.
2007-09-27 12:16:36
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answer #5
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answered by Eric C 6
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none, all 12 hour nights and 12 hour days with roughly the same climate.
2007-09-27 12:49:26
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answer #6
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answered by Anonymous
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We probably would not have polar ice caps and the climate would be more temperate worldwide.
2007-09-27 12:13:24
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answer #7
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answered by RoVale 7
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i would guess that the suns movements would move further up the globe resulting in a warmer northern hemisphere and a colder southern hemisphere
2007-09-27 12:15:21
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answer #8
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answered by Shanahan 4
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Yes, there would be no seasons as we know them now.
2007-09-27 12:13:55
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answer #9
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answered by Tony 3
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yes
2007-09-27 12:18:36
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answer #10
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answered by h&t_oct282007 3
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