On the basis of the geological and morphological analysis, it is further suggested that the combined impacts of the crushed nature of bed rock (due to the neo-tectonic activities), heavy rainfall and lack of vegetation cover cause persistent recurrence of landslides along this region.
On about 150 acres in San Luis Obispo County, John DeRosier grows between 20 and 40 acres of oats, heirloom wheat, barley and rye, depending on the rainfall — or lack thereof.
Over the past three years, however, the river has been dry, the result of little rainfall and a lack of sufficient water management.
The combination of steep slopes, high rainfall, and the lack of tree roots to bind the soil can lead to disastrous landslides that destroy fields, homes, and human lives.
Consequently rainfall, or the lack of it, is a major determinant of forest viability in Kiribati.
The Dogon plateau is a low rainfall area and lack of rainfall has become an even more severe problem over the last 20 years.
According to respondents, the major factors constraining crop production are external and include lack of rainfall (the rainfall pattern is highly erratic and rains often do not occur at the expected time), presence of different harmful agricultural pests, and lack of access to well-functioning markets.
This form of the equation for estimating R-factor is particularly used for areas lacking rainfall intensity and kinetic energy records, as is true for many studies performed in Ethiopia.
Catalina, like the rest of Southern California, has been parched by the lack of rainfall this year, recording only 2 inches of rain since January.
Lack of rainfall is not the only concern, however.
