What has been the impact effects of drought?
Social Impacts Anxiety or depression about economic losses caused by drought. Health problems related to low water flows and poor water quality. Health problems related to dust. Loss of human life.
What caused the 2012 drought?
La Niña conditions were critical in suppressing precipitation for the 2011 drought, Seager said. But Hoerling and his colleagues found that natural swings in wind patterns and humidity over the Great Plains and the Gulf of Mexico were the major culprits in the 2012 drought.
How bad is the drought in the United States?
According to the U.S. Drought Monitor, on October 12, 2021, more than 52 percent of the West’s land area was classified as experiencing extreme or exceptional drought. The historically severe drought conditions in the West have significance for the broader agricultural economy.
How is drought affecting US food production?
The primary direct economic impact of drought in the agricultural sector is crop failure and pasture losses. Indirect impacts of drought in the sector can include reduced supplies to downstream industries, such as food processors, and reduced demand for inputs, such as fertilizer and farm labor.
What decade in the US was worst for drought?
From 1950 to 1957, Texas experienced the most severe drought in recorded history. By the time the drought ended, 244 of Texas’s 254 counties had been declared federal disaster areas.
How much losses in agriculture did the 2012 Great Plains drought cause?
Impacts from the drought emerged swiftly. Loss estimates by the end of July 2012 were $12 billion (U.S. dollars; www.kansascityfed.org/publicat/mse/MSE_0312.pdf). The U.S. Department of Agriculture (USDA) estimated that corn yield (per acre of planted crop) was only 123 bushels (www.nass.usda.gov).
Which two states are not affected by drought?
Drought and/or abnormally dry conditions affect some or all of most states—only Rhode Island, New Hampshire, and Maine have been spared.
What is the impact of drought and desertification on the environment?
degradation of the vegetal covering, through to its total disappearance; dispersion of solid particles in the atmosphere – sand storms, air pollution – with a negative impact on man’s health and productive activities; reduction of farming and breeding production: malnutrition and hunger; migrations of people and wars.
What is drought causes and effects?
A drought is caused by drier than normal conditions that can eventually lead to water supply problems. Really hot temperatures can make a drought worse by evaporating moisture from the soil. A drought is a prolonged period with less-than-average amounts of rain or snow in a particular region.
How much did the drought of 2012 cost the US?
The drought of 2012 was a multi-billion dollar agricultural disaster in the United States. The drought was on par with the drought of 1988, which—according to the National Centers for Environmental Information (NCEI)—caused $40 billion (based on the 2015 Consumer Price Index cost-adjusted value) in mostly agricultural losses.
How much of the United States is drought-proof?
Nearly two-thirds (65.45 percent) of the continental U.S. was covered by drought ( Fig. 3) on September 25, 2012, according to the U.S. Drought Monitor (USDM). On the same date, U.S. drought coverage—including Alaska and Hawaii—reached 54.77 percent. Both numbers represented records during the history of the USDM, which was first produced in 1999.
What caused the California drought of 2013?
California endured record-setting dryness in 2013, adversely affecting rangeland and pastures. Exacts causes and triggers of the drought of 2012 are still being debated in the scientific community, owing to the complex atmospheric and oceanic mechanisms that led to chronic precipitation shortfalls.
Where did La Niña trigger the 2011 drought?
Clearly, La Niña was a U.S. drought trigger starting in late 2010, initially across the southern tier of the U.S. Effects of drought in 2011 were particularly acute in the south-central U.S., where cotton abandonment in Texas was a record-high 62 percent ( Fig. 9 ).