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The water cycle is powered from the energy emitted by the sun. This energy heats water in the ocean and seas. Water evaporates as water vapor into the air.Some ice and snow sublimates directly into water vapor.
Solar cycles are nearly periodic 11-year changes in the Sun's activity that are based on the number of sunspots present on the Sun's surface. The first solar cycle conventionally is said to have started in 1755.
Milankovitch cycles describe the collective effects of changes in the Earth's movements on its climate over thousands of years. The term was coined and named after the Serbian geophysicist and astronomer Milutin Milanković.
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The Castilian–Leonese War of 1196–1197 was a conflict between the kingdoms of Leon, Navarre and the Almohad Caliphate against the kingdoms of Castile and Aragon.. In the middle of the conflict, Alfonso IX of León was accused by pope Celestine III of allying himself with a Muslim to fight against a Christian kingdom and was excommunicated, causing Portugal to join the war against León.
This video shows an adorable marriage proposal that occurred in front of the beluga whale exhibit at the Georgia Aquarium in Atlanta. The woman in this video describes it as the perfect proposal ...
David Beckham and his wife Victoria Beckham stepped out for a special occasion at Buckingham Palace for a state banquet honoring the Amir of Qatar. On Tuesday, Dec. 3, the fashion designer, 50 ...
Donald Trump continues to threaten tariffs against foreign nations, this time toward a bloc of nine countries if they try to undermine the dollar's global dominance.