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Posts by
Deanna Conners
New report detects substantial rise in greenhouse gases
The most recent rise in carbon dioxide is the largest annual change seen for this gas since 1984.
September 15, 2014
Are tornado outbreaks on the rise?
A new study has found that dangerous tornado outbreaks in the U.S. are on the rise.
August 25, 2014
2014 Gulf of Mexico dead zone has grown to 5,052 square miles
Scientists head out to the Gulf of Mexico every summer to measure the size of the dead zone—an area with oxygen levels that are too low to support most marine life.
August 18, 2014
Humid cities are worse urban heat islands than dry cities
In a study of 65 cities across N. America - some humid and some dry - poor "convection efficiency" in humid cities made the urban heat island effect more intense.
August 6, 2014
Iron from Sahara dust helps fertilize Atlantic Ocean
Some 71% to 87% of the iron in North Atlantic seawater may have originated in dust from the Sahara desert.
July 28, 2014
Reservoir of molten rock under Yellowstone is 2.5 times bigger than thought
If the Yellowstone supervolcano were to erupt today, it would have major, perhaps catastrophic, consequences.
July 22, 2014
Arctic shorebirds may help disperse plants all the way to South America
Migrating Arctic shorebirds may play an important role in the long-distance dispersal of mosses and liverworts to remote regions in North and South America.
July 10, 2014
Will El Niño develop later this year?
There is a 70% chance that El Niño will develop in the equatorial Pacific Ocean later this summer.
June 25, 2014
Gorgeous photos of the Pacific Remote Islands
The Pacific Remote Islands Marine National Monument may become one of the world’s largest marine protected areas.
June 23, 2014
Eruption subsides at Alaska’s Pavlof volcano
Large plumes of ash were released during an eruption at Alaska’s Pavlof Volcano in early June 2014. The volcano remains on an orange alert level.
June 9, 2014
