National Oceanic and Atmospheric Administration FAQs:

"Contributed by Roger Edwards, Storm Prediction Center:

National Oceanic and Atmospheric Administration FAQs:

"The actual number is unknown, because it is likely that (throughout the course of history) many tornadoes were either not reported or erroneously categorized.

National Oceanic and Atmospheric Administration FAQs:

U.S. Geological Survey FAQs:

"Rainfall in any form will provide some drought relief. A good analogy might be how medicine and illness relate to each other. A single dose of medicine can alleviate symptoms of illness, but it usually takes a sustained program of medication to cure an illness. Likewise, a single rainstorm will not break the drought, but it may provide temporary relief.

U.S. Geological Survey FAQs:

"No. Neither the USGS nor any other scientists have ever predicted a major earthquake. We do not know how, and we do not expect to know how any time in the foreseeable future.

The USGS focuses its efforts on the long-term mitigation of earthquake hazards by helping to improve the safety of structures, rather than by trying to accomplish short-term predictions."

U.S. Geological Survey FAQs:

Monetary losses from landslides come from the destruction of infrastructure, homes and businesses; loss of life; disruption of transportation routes; disruption and contamination of water supplies; and the difficulty of both removing and stabilizing landslide material. Even a small landslide that damages a few homes can cost millions of dollars. Losses from landslides in the United States were estimated in 1980 to exceed $1 billion per year. More recently, the U.S.

From the U.S. Geological Survey FAQs:

The United States both imports and exports petroleum (a broad term that includes crude oil and refined products such as gasoline, diesel and jet fuels, and other products; “petroleum” and “oil” are sometimes used interchangeably¹) in various quantities depending on cost and demand. Overall, the United States imports more than it exports, making it a net importer of petroleum. In 2017, imports provided 19% of the country’s demand for petroleum.²

From the Energy Information Administration FAQs: