It's a natural consequence of oceanic cycles but, scientists warn, global warming as a consequence of human action can also make such droughts more severe. (climatenewsnetwork.net)
There are a number of dangerous ecological consequences from oceanic warming beyond its impact on surface and atmospheric temperatures. (niskanencenter.org)
Unfortunately we know too little about the flow of ocean currents and the thermal behaviour of the oceans to be able to draw any helpful conclusions from oceanic features. (newclimatemodel.com)