A regional drought put new value on water conservation.
From the beginning of 1992 the effects of the war were further compounded by a regional drought [see also pp. 38755; 38855].
And now, in a report being published today in the journal Nature, scientists added regional drought as a possibly critical factor in the civilization's fate.
The Marathon Rowing Championship did not take place in 2010 or 2011 due to low water during an extreme regional drought.
Much of the fall of the empire had to do with a regional drought which decreased the fertility of the land and agriculture output.
The ancient people of Mesa Verde left the area in the late 1200s, possibly in response to a 24-year regional drought.
These refugees are placing an added burden on Kenya as it struggles with ethnic conflict, volatile politics and regional drought.
The Hovenweep people left their pueblos in the late 13th century, possibly in response to a 23-year regional drought.
Such warming could trigger a sea-level rise of two to seven feet, coastal flooding, extreme weather and regional drought.
The remains of the town are periodically exposed when the lake recedes during regional droughts.