Sentence examples for concentration of methane from inspiring English sources

If the robot finds an unexpected concentration of methane, for example, the scientists can send it instructions to investigate the area further.

Higher concentration of methane created thicker carbon fibers and a 30% concentration of methane resulted in the highest deposits of carbon on the mesh.

The wide plain pitted with dunelike scallops, known to the scientists as Sputnik Planum, has a high concentration of methane, while the southern region called Cthulhu Regio has virtually none except in a few ridges and craters.

But the concentration of methane in the atmosphere has almost tripled in the last 150 years, mainly through human-influenced so-called biogenic sources such as the rise in rice cultivation or numbers of flatulent ruminating animals.

Bioreactor configurations for gas feed with high concentration of methane (e.g., natural gas) and that with low methane concentrations (e.g., anthropogenic emission) are reviewed.

Experimental results show that during a typical fuel oxidation step the concentration of methane in the product gas stream gradually decreases while Fe3O4 is being reduced to FeO.

The concentration of methane-air mixture was approximately 9.5% (vol).

In 2003 and 2006, concentrations of methane were unexpectedly spotted in three specific regions of Mars.

Ambient air concentrations of methane are usually less than two parts per million.

Atmospheric concentrations of methane have more than doubled since pre-industrial times, Dr. Heimann wrote.

And company executives say that it does so at low concentrations of methane, 1.5 percent.