News tagged with greenhouse gas concentrations

Pinpointing climate change uncertainty

The National Climate Assessment, released recently by the White House, describes a troubling array of climate woes currently affecting the United States—from intense droughts and heat waves to more extreme precipitation ...

Jun 09, 2014
2.9 / 5 (8) 2

Portable frequency comb rolls out of the lab

A PML team is hitting the road with a fine-tooth comb. Scientists in the Quantum Electronics and Photonics Division have devised a portable optical frequency comb that is capable of laboratory-grade measurements ...

Mar 21, 2014
5 / 5 (6) 0

Developing a new laser to detect methane leaks

(Phys.org) —University of Adelaide researchers are developing a new type of laser system that will monitor methane, the main component of natural gas, levels across large areas. This will provide a useful tool for monitoring ...

Jun 26, 2013
5 / 5 (4) 0 | with audio podcast

Geologists study mystery of 'eternal flames'

"Eternal flames" fueled by hydrocarbon gas could shine a light on the presence of natural gas in underground rock layers and conditions that let it seep to the surface, according to research by geologists ...

May 09, 2013
4.8 / 5 (11) 2 | with audio podcast