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What’s Driving the Polar Vortex?

Pic: Etamme (CC)

Pic: Etamme (CC)

Robert Hunziker writes at CounterPunch:

Climate change is not hot weather, and it is not cold weather. Those conditions have been around for eons.

Climate change is extreme anomalous weather conditions, like 100-year floods every few years rather than once every 100 years, e.g., Eastern Europe in 2013, or torrential downpours equivalent to annual rainfall levels but within one week, like Colorado in 2013, or embedded droughts that last for months, like Russia in 2010 when grain exports were halted, or subzero temperatures throughout North America in January 2014 because of anomalous jet streams, i.e. climate change conditions.

All of these extreme weather conditions that in years past happened on the odd occasion are now happening with increasing frequency, ferocity, and longevity.  These conditions are becoming the norm and turn nasty by embedding for long duration because of climate change conditions.

As such, the saying “a 100-year flood” has become passé.

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