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Meteorites Yield Clues To Red Planet's Early Atmosphere

2014-04-21 07:20:21| pollutiononline Home Page

Geologists who analyzed 40 meteorites that fell to Earth from Mars unlocked secrets of the Martian atmosphere hidden in the chemical signatures of these ancient rocks

Tags: red early yield atmosphere

 

Oxygen Analysis in Ancient Plankton Fossils Offers New Clues about Ice Ages

2014-04-17 22:01:00| Climate Ark Climate Change & Global Warming Newsfeed

Nature World: A new method of establishing deep-sea and surface temperatures across the last 5 million years provides "crucial" information about how the ice ages came about, according to scientists. The study, published in the journal Nature, offers the first evidence that long-term trends in cooling and continental ice-volume cycles were not the same, while also providing new information on climate relationships that led to the development of ice ages over the last 2 million years. "In fact, for temperature...

Tags: offers analysis ice ages

 
 

Old Masters Paintings Hide Clues to a Past Climate

2014-03-30 14:30:00| Climate Ark Climate Change & Global Warming Newsfeed

Daily Climate: Deep red sunsets offer more than just a stunning backdrop for Old Masters' paintings: They can tell how dirty the air was when the painter picked up the brush. The degree of red in the skies depicted in historic paintings offers a proxy for pollution levels in the Earth's past atmosphere, according to a study published Tuesday. What's more, artists' sunsets have gradually gotten redder over the past 150 years, likely reflecting increased manmade pollution. Colorful red sunsets may make for...

Tags: past hide masters climate

 

Gov't safety agency missed Cobalt clues

2014-03-29 14:59:21| Automakers - Topix.net

This combination of undated family photos shows, from left, Amber Marie Rose, Natasha Weigel, and Amy Rademaker.

Tags: safety agency missed govt

 

Jacksonville authorities search for clues to train derailment near Times-Union, CSX

2014-02-12 23:04:58| Railroads - Topix.net

A tanker car filled with ethanol rests on its side just north of the Acosta Bridge after a train derailed Tuesday morning.

Tags: search train authorities jacksonville

 

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