Тема Оur Britain, is .only a small country, but every part is different. Scotland is a land of mountains, lakes and romantic castles. The
winters are cold, with plenty of snow, but the summers are often warm and sunny. Deer live in the hills, and the rivers are full of salmon. Edinburgh, Scotland's ...
Тема The uniqueness of the British as a people has long been taken granted by foreign observers and native commentators alike. Visitors from overseas,; fromVenetian ambassadors in the late fifteenth century, through intellectuals like Voltaire, to American journalists of the twentieth century, have all ...
Тема Culture of The foundation of the great schools which were named Universities was everywhere throughout Europe a special mark of the new impulse that Christendom had got from the Crusades. A new desire for study sprang up in the West from its contact with the more cultured East. Oxford and Cambridge are the ...
'Funny weather we are having' is a statement of the obvious we have used for generations as a greeting. When the deep cold lasts long and heavy snow and blizzards give us the shivers we replace "funny" with something stronger, such as "terrible", "ghastly". At times like these people ask what is happening to the weather. So we go to the experts, who tells us, in language appropriate to the subject, what happened yesterday, what is happening today, and what might happen in the next few years. Weather and climate specialists all over the world have amassed a vast quantity of information. They can describe what is happening around us. With satellites they can forecast more accurately what might happen in the immediate future. Their research has produced evidence of why past climatic changes took place.
There have been many climate fluctuations over the 10,000 years since Britain was last covered with an ice sheet. Advances and retreats of ice in the northern hemisphere during the past 500,000 years can be accounted for by changes in the warmth from the Sun.
This was caused by alterations in the Earth's orbit at periods of 96,000, 40,000 and 20,000 years. Although that theory is widely accepted as a possible explanations for ice ages, it has not been proved. More than 50 theories have been put forward, but only a few have not been completely dismissed.
Not long ago a new theory was published in the science journal ... остальная часть текста, формулы, таблицы, изображения скрыты
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