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Space & Earth science / Earth Sciences news 1234

The sun could be having a 15% or 20% effect on climate change

July 18, 2008 | User rating: 2.8 / 5 after 26 vote(s) | User comments: 11

Global warming is mainly caused by greenhouse gas emissions resulting from human activities; however, current climatic variations may be affected “around 15% or 20%” by solar activity, according to the researcher Manuel Vázquez ...


Arctic 'holds 90bln barrels of oil, mostly offshore'

13 hours ago | User rating: 4.6 / 5 after 7 vote(s) | User comments: 8

Within the Arctic circle there are 90 billion barrels of oil and vast quantities of natural gas waiting to be tapped, most of it offshore, the government-run US Geological Survey said.


N.M. cavers chart unique 'snowy' river of crystals

21 hours ago | User rating: 4.8 / 5 after 14 vote(s) | User comments: 3

(AP) -- Hundreds of feet beneath Earth's surface, a few seasoned cave explorers venture where no human has set foot. Their headlamps illuminate mud-covered walls, gypsum crystals and mineral deposits. The ...


Study: Typhoons bury tons of carbon in the oceans

14 hours ago | User rating: not shown ( 4 vote(s) ) | User comments: 3

A single typhoon in Taiwan buries as much carbon in the ocean -- in the form of sediment -- as all the other rains in that country all year long combined. That's the finding of an Ohio State University study published in ...


NSF awards grant to track 'space weather' in Earth's near-space environment

July 21, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

Global and real-time "space weather" observations of near-Earth space--and the solar storms that can knock out electric power grids--is about to happen for the first time, thanks to funding from the National ...


Amazon powers tropical ocean's carbon sink

July 21, 2008 | User rating: 3.8 / 5 after 9 vote(s) | User comments: 1

Nutrients from the Amazon River spread well beyond the continental shelf and drive carbon capture in the deep ocean, according to the authors of a multi-year study.


Scientists break record by finding northernmost hydrothermal vent field

13 hours ago | User rating: not shown ( 1 vote(s) ) | User comments: 1

Well inside the Arctic Circle, scientists have found black smoker vents farther north than anyone has ever seen before. The cluster of five vents – one towering nearly four stories in height – are venting ...


Russian scientists begin trial exploration of world's deepest lake

13 hours ago | User rating: 4.3 / 5 after 6 vote(s) | User comments: 1

Russian scientists leading a submarine expedition to probe the world's deepest lake on Thursday carried out test dives ahead of the start of the operation next week, reports said.