Articles related to "Ozone Concentration"

Greenhouse gases are produced by natural and human activity. Concentrations of carbon dioxide, ozone and methane gas in the atmosphere have been impacted by human action.

Climatologists study data using specific terms to describe climate change. Climatologists use climate norms, ice cores and climate models to determine predictions.

A Duke University study lists the current, major environmental problems related to the toxic impacts of global climate change and global warming causes.

The new eruption of Mt. Redoubt volcano was anticipated for weeks and started with an increase in seismic activity. Satellite images show large volcanic ash clouds.