They allege that the company's drilling polluted their water with chemicals,metals and methane, the main constituent of natural gas, causing explosions as well as gastrointestinal and neurological illness.
VOA: standard.2010.01.02
In January,a team of NASA and university scientists announced that they had found methane gas on Mars.
VOA: special.2009.12.30
The orbiter could finally provide evidence about how methane on Mars is created and destroyed.
VOA: special.2009.12.30
This suggests processes that both supply and remove methane from the atmosphere in certain places.
VOA: special.2009.12.30
For example,animal waste and cattle digestive systems release methane gas.
VOA: special.2010.01.05
Manure from about 1,000 cows goes in one end and then, controlled decomposition yields methane gas at the other.
VOA: standard.2010.02.23
But cars and trucks that run on methane are still a novelty in the U.S.
VOA: standard.2010.02.23
"When the gas comes off the digester, it has not only methane in it it also has carbon dioxide And it has a trace of hydrogen sulfide."
VOA: standard.2010.02.23
Bigger livestock herds are putting greater pressure on land resources and disrupting some ecosystems and the animals generate significant amounts of water and air pollution, including methane, a climate-changing greenhouse gas.
VOA: standard.2010.02.22
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