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originally posted by: Greven
a reply to: intrptr
Um, actually the Earth is closer to the Sun during winter in the Northern Hemisphere than it is during summer.
originally posted by: seasonal
a reply to: lostbook
It is perfectly right and high handed to 100% believe in climate change/global warming.
It is 100% bonkers to believe anything other than the media pushed profitable climate change/global warming.
You and I are bonkers.
originally posted by: intrptr
originally posted by: Greven
a reply to: intrptr
Um, actually the Earth is closer to the Sun during winter in the Northern Hemisphere than it is during summer.
The whole earth is further from the Sun in Winter, not just parts of it...
Wh y is earth colder in Winter?
It's winter in the Northern Hemisphere and we're at our closest point to the Sun. Closest? Yes, you read that right. Closest. For northerners, the winter solstice has just passed. But the truth is, on January 3, 2007, Earth reaches perihelion, its closest point to the Sun in its yearly orbit around our star.
At first glance, it makes no sense. If Earth is closest to the Sun in January, shouldn't it be summer? Maybe, if you live in the Southern Hemisphere. So what does this mean?
Earth's orbit is not a perfect circle. It is elliptical, or slightly oval-shaped. This means there is one point in the orbit where Earth is closest to the Sun, and another where Earth is farthest from the Sun. The closest point occurs in early January, and the far point happens in early July (July 7, 2007). If this is the mechanism that causes seasons, it makes some sense for the Southern Hemisphere. But, as an explanation for the Northern Hemisphere, it fails miserably.
In fact, Earth's elliptical orbit has nothing to do with seasons.
Um, actually the Earth is closer to the Sun during winter in the Northern Hemisphere than it is during summer.
In fact, Earth's elliptical orbit has nothing to do with seasons.
originally posted by: SlapMonkey
That's a pretty big amount, and if this turns out to be true, it might be a way to estimate how much of the past warming is attributable solely to the sun's activity as well.