In April 2012, a study by scientists at the US Geological Survey of the interior of the US found that events of magnitude 3 or greater had "abruptly increased in 2009" from 1.2 per year in the previous 50 years to more than 25 per year - although a number of gas and oil extraction methods may be implicated in the rise.
BBC: Oklahoma earthquake linked to oil extraction wastewater
According to the US Geological Survey, there may be deposits of rare earths in 14 US states.
The US Geological Survey registered the two strongest of the quakes at 5.6 magnitude.
BBC: China earthquake death toll rises in Yunnan and Guizhou
One, on Thursday morning, had a magnitude of 6.2, the US Geological Survey said.
The quake, which the US Geological Survey says had a 6.8 magnitude, reportedly lasted for three minutes.
The US Geological Survey has pegged Marcellus at an estimated recoverable total of 84 trillion cubic feet (TCF).
FORBES: In Obama's Second Term, Shale Gas Production Not Likely to Slow Down
Estimates from the US Geological Survey indicated that there could be 60 billion barrels of oil in the region.
The quake, with a magnitude 8.0, struck at 01:12 GMT near the Santa Cruz islands, the US Geological Survey said.
The quake struck 90km (60 miles) south of the country's only nuclear power station in Bushehr, the US Geological Survey (USGS) says.
The US Geological Survey estimates that the Arctic has around a quarter of the world's undiscovered and recoverable oil and gas reserves.
The US Geological Survey estimates that the Bakken field has 6.2bn barrels of recoverable oil, using unconventional methods of fracturing shale oil formations.
Last year, the US Geological Survey estimated the Arctic could be home to 30% of the world's undiscovered natural gas reserves and 13% of its undiscovered oil.
BBC: Greenpeace activists board Russian Gazprom oil platform
According to the US Geological Survey, the American Buff-Bellied Pipit is 5.5in (14cm) in length and is usually found in flocks in ploughed fields, shores and tundra.
The " crisis maps" are using data from the US Naval Research Laboratory, the National Hurricane Center, US weather website weather.com and the US Geological Survey.
More extensive sampling of the dust has not found any evidence of thermite or explosives, says a report from the US Geological Survey and another from RJ Lee.
The quake struck at 08:02 local time (00:02 GMT) on Saturday, with the China Earthquake Administration categorising it as a 7.0 magnitude, and the US Geological Survey (USGS) reporting it as 6.6.
LONDON, May 14, 2012 (BUSINESS WIRE) -- According to a US consumer survey conducted by ABI Research, about two-thirds of app users have spent money on an application on at least one occasion.
This demand comes after US Geological Survey research suggested up to 40, 000 barrels (1.7 million gallons) of oil a day may have been escaping before the cap was put on - doubling earlier estimates.
Smartphone rival Samsung is now seen as equally "inspiring" in the US, says the survey by consultancy Added Value (AV).
This is very much in line with what marketers told us in an Advertisers survey about client-agency relationships, which we conducted a few months ago.
FORBES: Some Surprising Findings About What It Takes To Win New Business Pitches
Craig Hayman: This survey shows us that all things social continue to hold interest with more than half of marketers incorporating social media into their marketing efforts.
FORBES: IBM Releases 'The State of Marketing 2011,' Analyzes Usage of Social & Mobile
The findings compare with a survey of US companies by New York-based research organisation Catalyst, which revealed that women hold just over 10% of director appointments in the top 500 boardrooms in America.
It would definitely be nice to be free of financial worry, but do we really need a survey to remind us of that fact?
The influential Middle East Economic Survey says the US, the world's largest consumer, is asking Opec to increase output by more than 500, 000 bpd to ease supply concerns during peak demand.
Longer and healthier lives are a prospect for all of us, according to a global survey.
In this survey, CIOs told us exactly what they need: innovation to improve business performance, productivity and profitability.
The research, based on the US-wide National Education Longitudinal Survey, found that a teacher's gender had "large effects on student test performance".
BBC: NEWS | UK | Education | Male teachers 'better for boys'
Overall, the survey does not really tell us much that we did not already know.
The latest Health Survey for England data shows us that nearly one in four adults is obese.
应用推荐