Scientists from the Smithsonian and the University of Rhode Island have found unsuspected linkages between the oxidation state of iron in volcanic rocks and variations in the chemistry of the deep Earth Not only do ... - Read More
was subducted into the mantle more than 2.5 billion years ago and recycled into the mantle source of the Mangaia lavas ” said Rita Cabral the study’s primary author and a graduate student in Boston ... - Read More
A research team of biogeochemists at the University of California Riverside has provided a new view on the relationship between the earliest accumulation of oxygen in the atmosphere arguably the most important biological event in ... - Read More
was subducted into the mantle more than 2.5 billion years ago and recycled into the mantle source of the Mangaia lavas ” says Rita Cabral the study’s primary author and a graduate student in BU’s ... - Read More
Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust But decisive evidence for this phenomenon has proven elusive New research from a team including Carnegie's Erik ... - Read More
Founded in 1839 Boston University is an internationally recognized private research university with more than 30 000 students participating in undergraduate graduate and professional programs As Boston University’s largest academic division the College and Graduate ... - Read More
Nearly 34 million years ago Earth underwent a transformation from a warm high carbon dioxide greenhouse state to a lower CO2 variable climate similar to the modern icehouse world Massive ice sheets grew across ... - Read More
from Augusta Honduras Now a major heritage site Augusta was founded as an English stronghold on Roatan Island from 1742 1748 and hosted a mix of English militia and indigenous Miskitu While historical documents provide ... - Read More
Two annually dated ice cores drawn from the tropical Peruvian Andes reveal Earth's tropical climate history in unprecedented detail year by year for nearly 1 800 years Share This See Also Climate Ice Ages Global ... - Read More
The core drill slides through a drill pipe extending from the drill ship at the sea surface through a water depth of 2.5 km and hundreds of metres of sediment into the oceanic crust off ... - Read More
It is rather difficult to imagine but approximately 635 million years ago ice may have covered a vast portion of our planet in an event called Snowball Earth According to the Snowball Earth hypothesis the ... - Read More
Particles from the upper atmosphere trapped in a deep pile of Antarctic snow hold clear chemical traces of global meteorological events a team from the University of California San Diego and a colleague from France ... - Read More
Volcanoes are well known for cooling the climate But just how much and when has been a bone of contention among historians glaciologists and archeologists Now a team of atmosphere chemists from the Tokyo Institute ... - Read More
An international team of researchers has shown that old wives' tales that snails can tell us about the weather should not be dismissed too hastily Share This See Also Marine Biology Nature Biology Weather Global ... - Read More
The western Antarctic Peninsula is one of the fastest warming regions on the planet and the fastest warming part of the Southern Hemisphere Share This See Also Nature Marine Biology Fish Global Warming Climate Oceanography ... - Read More
Fizzy ocean water and the alkaline fluid that bubbles up from deep ocean vents are coursing through a structure at NASA's Jet Propulsion Laboratory in Pasadena Calif that is reminiscent of the pillared Emerald City ... - Read More
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