Natural Climate Patterns

IRI's Walter Baethgen gives an overview of El Niño's potential impacts on global food production.

Sunday, May 1, 2011

  • Above-average sea surface temperatures, a natural cycle of increased hurricane activity, and a fading La Nina have influenced the 2011 Atlantic hurricane outlook.

  • Near the Earth’s equator, solar heating is intense year round. Converging trade winds and abundant water vapor all combine to produce a persistent belt of daily showers known as the Intertropical Convergence Zone.