RESEARCH: New understanding of a natural ocean climate cycle may help explain warming 'pause' -- study Stephanie Paige Ogburn, E&E reporter Published: Wednesday, April 9, 2014 The Earth's climate is complicated, with natural cycles that researchers are still working to understand. Please subscribe to ClimateWire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.