Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 5 · column 2 of 6 · from the scan, no model involved

Moving irom measured observations to scientific possibilities, Arctic permafrost’s organic matter may melt and decay, releasing methane. The Greenland ice cap is melting, lowering ocean salinity in a way that could disrupt the flow of the Gulf Stream, chilling Europe.
Rainfall may relocate as wartning alters weather pat
94.9%