News tagged with states

Oklahoma warns of more quakes from energy drilling

Oklahoma regulators said Tuesday that the number of induced earthquakes could increase as oil and gas production expands in a broad area of the state, and they're telling energy companies that they need to be ready to shut ...

dateDec 20, 2016 in Environment
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What is the polar vortex?

The polar vortex is a large area of low pressure and cold air surrounding both of the Earth's poles. It ALWAYS exists near the poles, but weakens in summer and strengthens in winter. The term "vortex" refers to the counter-clockwise ...

dateDec 15, 2016 in Earth Sciences
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