Assertion: drought | /r/AtLocation | region
Facets:
value: generally
type: DEGREE
value: during the 12th and 13th centuries
type: TEMPORAL
Source sentences:
text: Thus, if the temperature of the ocean or the surface of the land is relatively cool in a certain area, drought may occur in regions that rely on those sources of moisture.
text: It will be similar to droughts that occurred in the region during the 12th and 13th centuries, but is theorized to be entirely man-made, a consequence of anthropogenic global warming.
text: Such droughts usually do not affect a very large area and generally occur in regions that are scientifically classified as humid or subhumid.