By Helen Greatrex.
“I don’t know the reasons, but I know the climate is changing,” Medhin Reda, a 45-year-old farmer eking a living for her family from two rain-fed fields in northern Ethiopia, said. “I don’t really remember drought seasons as a child… The rain was good.” [1]
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During September and October the large spring-time depletion of stratospheric ozone, the so-called ozone-hole, occurs over the Southern Hemisphere polar cap. Despite the success of the Montreal Protocol in restricting production and emission of ozone depleting substances, large concentrations remain in the stratosphere and continue to cause major depletion of ozone each spring. A summary [...]