In the forum, we are analyzing some articles on climate networks.

* K. Yamasaki, A. Gozolchiani, and S. Havlin, [Climate networks around the globe are significantly effected by El Niño](, June 2013.

* Josef Ludescher, Avi Gozolchiani, Mikhail I. Bogachev, Armin Bunde, Shlomo Havlin, and Hans Joachim Schellnhuber, [Improved El Niño forecasting by cooperativity detection](, _Proceedings of the National Academy of Sciences_, 30 May 2013.

Here is the [forum thread]( for Yamasaki et al.

Here is the [forum thread]( for Ludescher et al.