Trend Results : US Geological Survey

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Livestock grazing effects on sage-grouse

(US Geological Survey) Effects of livestock grazing on greater sage-grouse populations can be positive or negative depending on the amount of grazing and when grazing occurs, according to research published today in Ecological Applications.

Wild birds an unlikely source of Newcastle disease

Wild ducks and shorebirds do not appear to carry Newcastle disease viruses that sicken or kill poultry, according to a new study led by the US Geological Survey.

Changing temperatures and precipitation may affect living skin of drylands

(US Geological Survey) Arid and semiarid ecosystems are expected to experience significant changes in temperature and precipitation patterns, which may affect soil organisms in ways that cause surfaces to become lighter in color and thus reflect more sunlight, according to a new USGS study.

LA Residents Won't Like New San Andreas Prediction

Californians may expect the earth to move, but a new study of the San Andreas Fault suggests that the LA area is overdue for a Big One. The study by the US Geological Survey of a section of the fault in the Grapevine area found that major quakes strike there...

Will There Be an Earthquake Near You in 2017? Check This Map.

Earthquakes have always been a risk in places like California, but now other parts of the US are susceptible to human-caused earthquakes. This map from the United States Geological Survey shows where you’re at risk. Read more...

2017 forecast: Significant chance of earthquake damage in the Central and Eastern US

A one-year seismic hazard model for 2017, from the U.S. Geological Survey, forecasts lower damaging ground shaking levels in the central and eastern U.S. compared to the previous forecast, in areas where there have been numerous earthquakes induced by wastewater disposal from industrial activities.

Just how early is spring arriving in your neighborhood? Find out ...

(US Geological Survey) These maps from the USGS-led USA National Phenology Network provide a quick national overview of just how early spring is arriving: spring is now making an appearance in coastal California, southern Nevada, southeastern Colorado, central Kansas, Missouri, southern Illinois, Indiana and Ohio. Show More Summary

Gas hydrate breakdown unlikely to cause massive greenhouse gas release

(US Geological Survey) A recent interpretive review of scientific literature performed by the US Geological Survey and the University of Rochester sheds light on the interactions of gas hydrates and climate.

New scientific approach assesses land recovery following oil and gas drilling

(US Geological Survey) A new scientific approach can now provide regional assessments of land recovery following oil and gas drilling activities, according to a new US Geological Survey study published in the journal Science of the Total Environment.

USGS Mineral Commodity Summaries 2017 – How did Arizona fare?

The US Geological Survey just released their Mineral Commodity Summaries 2017, detailing mineral production in the U.S. in 2016. How did Arizona fare? “In 2016, 11 States each produced more than $2 billion worth of nonfuel mineral commodities. Show More Summary

Florida corals tell of cold spells and dust bowls past, foretell weather to come

(US Geological Survey) Scientists seeking an oceanic counterpart to tree rings that record past weather on land found one in Dry Tortugas National Park, where corals contain chemical signals of past water temperatures. USGS and other...Show More Summary

New technique quickly predicts salt marsh vulnerability

(US Geological Survey) Scientists who developed a rapid assessment technique for determining which US coastal salt marshes are most imperiled by erosion were surprised to find that all eight of the Atlantic and Pacific Coast marshes where they field-tested their method are losing ground. Four of the eight will be gone in 350 years if they don't recapture some lost terrain.

Why Lyme disease is common in the north, rare in the south

(US Geological Survey) When it's hot and not too muggy, Lyme disease-bearing black-legged ticks avoid desiccation by hiding out where people don't tread. Scientists say that's why the illness is rare in the South, and may eventually fade out along the Mason-Dixon line.

Press paws: point-of-view camera reveals polar bears in action – video

Scientists from the US Geological Survey (USGS) attached a camera to a female polar’s neck to study behaviour, hunting and feeding rates. The camera was intended to capture polar bears’ daily activities and help researchers better understand how they respond to declining levels in sea ice. Show More Summary

Strong quake hits northeast Japan, no tsunami risk

A strong earthquake struck northeast of Tokyo late Wednesday but there was no fear of a tsunami, Japan's meteorological agency said. It put the magnitude at 6.3, while the US Geological Survey measured it at 5.9. The quake struck at a shallow depth of 10 kilometres (6.2 miles), 18 km north-northeast of the town of Daigo. Show More Summary

Magnitude 5.9 Quake Strikes Japan, In Proximity To Fukushima

A 5.9 magnitude quake has struck northeastern Japan, 18km NNE of Daigo, and in close proximity to the infamous Fukushima nuclear power plant the US Geological Survey reported; no tsunami warning has been issued. The epicenter of the quake was given as Ibaraki Prefecture in central Japan, the same as was impacted during the 2011 Fukushima quake. Show More Summary

Chile earthquake triggers tsunami warning

A powerful 7.6-magnitude earthquake has struck off the coast of Chile, prompting a tsunami warning. The quake struck about 40km (25 miles) south-west of Quellon in southern Chile at 14:22 GMT, the United States Geological Survey (USGS) said. Its depth was about 34km. There are no details yet of damage. Chile’s national emergency office has […]

Before-and-after photos show just how bad California’s drought has gotten

California's historic drought is in the middle of its fifth year. Satellite images, taken by  the US Geological Survey and NASA Landsat 7 and 8 satellites and collected by the online lake reference site Lakepedia, show the drought'sShow More Summary

Earthquake: 3.7 quake strikes near Pine Valley, Calif.

A shallow magnitude 3.7 earthquake was reported Thursday afternoon 22 miles from Pine Valley, Calif., according to the U.S. Geological Survey. The temblor occurred at 5:25 p.m. Pacific time at a depth of 5 miles. According to the USGS, the epicenter was 32 miles from El Centro, Calif., 32 miles...

Pacific nations lose shortwave radio services that evade dictators and warn of natural disasters

US Geological Survey Alexandra Wake, RMIT University As a magnitude 7.8 earthquake struck off the coast of the Solomon Islands, triggering a tsunami warning across the Pacific, many residents of the tiny country would have turned to shortwave radio for more information. Show More Summary

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