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From ancient times, people suspected that the climate of a region could change over the course of centuries. For example, Theophrastus, a pupil of Ancient Greek philosopher Aristotle in the 4th century BC, told how the draining of marshes had made a particular locality more susceptible to freezing, and speculated that lands became warmer when the clearing of forests exposed them to sunlight.
Climate changes of 535-536 (535–536 AD), sudden cooling and failure of harvests, perhaps caused by volcanic dust; 900–1300 Medieval Warm Period, wet in Europe, arid in North America, may have depopulated the Great Plains of North America, associated with the Medieval renaissances in Europe Great Famine of 1315–1317 in Europe
This is complemented by Climate Field Reconstruction (CFR) methods which show how climate patterns have developed over large spatial areas. Considerable care must be taken in the averaging process; for example, if a certain region has a large number of tree ring records, a simple average of all the data would strongly over-weight that region ...
A Carnival Cruise Line sailing has canceled its only port, making the voyage a cruise to nowhere due to post-tropical cyclone Francine. “Carnival Valor will return to New Orleans on Friday, Sept ...
Carnival Corp. (NYSE: CCL) stock dropped 11% in July, according to data provided by S&P Global Market Intelligence. It was negatively affected by overall macroeconomic events and investor ...
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Climate change can also be used more broadly to include changes to the climate that have happened throughout Earth's history. [32] Global warming—used as early as 1975 [33] —became the more popular term after NASA climate scientist James Hansen used it in his 1988 testimony in the U.S. Senate. [34] Since the 2000s, climate change has ...
A team of researchers from Mainland China and Hong Kong were able to establish a causal connection between climate change and large-scale human crises in pre-industrial times. Short-term crises may be caused by social problems, but climate change was the ultimate cause of major crises, starting with economic depressions. [31]