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Tropical Rain Belts

28 December 2025
Archaeology, Climate change, Environmentalism

Remaining on a similar theme at https://tallbloke.wordpress.com/2025/12/16/changing-climate-pushed-islanders-to-chase-the-rain-across-the-pacific-1000-years-ago/ … another interesting theory on what caused the Polynesians and other South Pacific islanders to strike out into the unknown vastness of the Pacific in search of new lands over the horizon. This one is especially interesting as it echoes with what we know of population movement in the Maya lands of central America. Here it was the Intertropical Convergence Zone that led to the tropical equivalent of the jet stream causing people, especially farmers and forest gardeners, to shift location. Too little rain and their harvests were poor. No rain meant no harvest. It was necessary to move to new areas where the rain belt had decided, for whatever reason, to move, southwards or northwards. Hence, there is a pattern of Maya settlement, abandonment, and later, resettlement in particular regions. They conform to the vagaries of the ITCZ. It is more closely seen in the Galapagos Islands as periods of wet climate inspersed with dry episodes. It seems something similar was occurring in the South Pacific.

At this link we are told that climatic shifts in the  convergence zone in the South Pacific also led to islanders moving in search of other islands that were suddenly blessed as falling under the rain belt. No doubt over population may also have played a role – and religion. Or what is classified as religion. Something drove Polynesians to seek out new lands in the east –  such as Easter Island and Hawaii, and so on. One missing clue might be the reaction to the appearance of the white sails of Captain Cook’s ship on the horizon, where the sea meets the sky in the distance.

At https://wattsupwiththat.com/2025/12/20/government-minister-steps-in-to-defend-met-office-as-fake-temperature-scandal-escalates/ … and the said government minister was closely associated with covid alarmism. He absolves the Met Office of any tampering with the data. Who would believe him? And why? Net Zero must proceed – caught out or otherwise. We all know last year was not the warmest year ever – as every year the same mantra is brought out, dusted down, and sent to quell the plebs. Nothing to see here. Move on.

At https://wattsupwiththat.com/2025/12/19/the-story-behind-my-paper-on-the-itcz-and-the-hadley-circulation. … which is a post by Andy May which has come under criticism as it seeks to find a natural reason in the natural world for shifts in climate such as the rain belts or jet streams. Therefore, not a subject many people would really understand. Sceptics might believe it simply because it suits their belief that the world is not warming in an alarming fashion, and the climate change industry would of course rubbish it as it provides an apparently sane alternative to the alarmist mantra. The comments on this one are especially good as there are a lot of people out there who do understand the whyfores and downsides to May’s article.

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