Up to $60 trillion (just shy of the global GDP for one year) is what climate change impacts will cost the world’s economy if the estimated 50 billion tons of … [Read full article]
My August 2011 Science news roundup: An underground river flowing two miles beneath the Amazon River has been detected; ancient microbes may have been found in 3.46 billion year old Australian sandstone bed (also: a fossil of the earliest mammalian ancestor has been found in China) ; a dinosaur era mass extinction of marine life has been attributed to a massive methane gas release.
It is the fundamental structural element of all living things. It is a key component of many energy sources, and, it is a crucial player in our planet’s climate system. … [Read full article]
Reporting her results from a fifth Gulf of Mexico expedition ending this past December, University of Georgia marine scientist Samantha Joye has been to the bottom and back, and her … [Read full article]
Methane (CH4) is the main constituent of natural gas, and is the result of natural decomposition processes. Although its lifetime in the atmosphere as a free gas is much shorter … [Read full article]
A research team confirms “extensive out-gassing of methane to the atmosphere” over the Eastern Siberian Arctic Shelf, and confirm its source to be venting from sea-bed sediments. Though acknowledging their findings do not seriously alter climate change predictions, the team also asserts that the sub-sea permafrost layer is failing and advise more urgent investigation.