Stammerjohn, S., et a., (2008) Trends in Antarctic annual sea ice retreat and advance and their relation to El Niño southern oscillation and southern annular mode variability. (landscapesandcycles.net)
Miller, R.L., G.A. Schmidt, and D.T. Shindell, 2006: Forced variations of annular modes in the 20th century IPCC AR4 simulations. (ipcc.ch)
A crowd on the island of La Reunion, east of Madagascar, checks out the 2016 annular eclipse with dark safety glasses. (discovermagazine.com)