El Niño

An irregularly occurring climatic phenomenon, but that usually occurs every three to five years. It is evident during the Christmas season (El Niño referes to “baby Jesus”) on the oceanic surfaces of the eastern part of the tropical Pacific Ocean. The phenomenon involves seasonal changes in tropical winds direction that circulate over the Pacific region and abnormally warm ocean surface temperatures. The changes in the tropical regions are very intense, breaking their climatic standards throughout and in higher latitudes, mainly in Central and North America.

Veja também

See also

Undesignated Public Forests

Undesignated Public Forests

Undesignated public forests located in the Amazon are lands under the jurisdiction of state or federal governments that are awaiting allocation to a specific land-use category, as established by the Public Forest Management Law (Law No. 11,284/2006). Together, they...

The Brazilian Climate Observatory

The Brazilian Climate Observatory

The Brazilian Climate Observatory (Observatório do Clima, OC) is a Brazilian network of articulation on global climate change established on March 23, 2002. In addition to discussions with experts on climate change, the Observatory promotes the articulation of...

Greenhouse gases (GHG)

Greenhouse gases (GHG)

Gaseous constituents of the atmosphere, from natural or anthropic sources, that absorb and re-emit infrared radiation. The UNFCCC and Kyoto Protocol count for carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and sulfur hexafluoride (SF6), accompanied by...