So looking for both increased rainfall in wet areas and a shift in storm tracks away from the equator helped the researchers separate the signal of climate change from the noise of natural variability. (scientificamerican.com)
Possible causes include changing storm tracks, higher winds and more intense winter storms — all signs of global climate change. (mcclatchydc.com)
Such droughts may be simply initiated by chance events, such as random fluctuations in storm tracks over the years. (williamcalvin.com)