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Basically, when the North Pole is pointing towards the Sun, the northern hemisphere experiences summer and the southern hemisphere experiences winter.During the summer, the day lasts longer and the Sun climbs higher in the sky; while in winter, the climate becomes generally cooler, the days are shorter and the Sun appears lower in the sky.But the most remarkable thing about our planet is its diversity.

The two handles serve for passing the mug from one person to another in the friendly atmosphere of the Cider Cellar. "The Farmers Arms" and "In God Our Trust" Printed Pearlware. So how exactly did Earth come to be the fertile, life-giving place we all know and love?With a mean radius of 6371 km and a mass of , Earth is the fifth largest and fifth most-massive planet in the Solar System.Above the Arctic Circle, an extreme case is reached where there is no daylight at all for part of the year – up to six months at the North Pole itself, which is known as a “polar night”.In the southern hemisphere, the situation is exactly reversed, with the South Pole experiencing a “midnight sun” – i.e. This will result in a serious shift in Earth’s habitable zone, as the increased radiation will have a dire effect on life and lead to the loss of the oceans.