Fracking In U.S. And Canada Linked To Worldwide Atmospheric Methane Spike
The gas is linked to climate change, as well as ground-level ozone levels that can harm agriculture. It can also trigger a range of health problems, including chest pains, as well as reducing lung function and worsening conditions such as bronchitis, emphysema and asthma. In the last half of the 20th, century levels of methane in the atmosphere rose. They then plateaued, and spiking in 2008. Robert W. Howarth of Cornell University, who published a study in the journal Biogeosciences, investigated fracking as a potential culprit....