The lymphatic tissue includes the lymph nodes, spleen, tonsils, adenoids and the thymus (an organ in the chest that is particularly large during infancy). In medicine, a tissue is a broad term that is applied to any group of cells that perform specific functions. A tissue in medicine need not form a layer.
What is alarming is that the El Nino and the La Nina effects are now occurring with greater frequency and intensity which affects the rest of the world. The El Nino Phenomenon refers to an abnormal weather pattern that is caused by the warming of the Pacific Ocean.
The coupled atmosphere-ocean phenomenon known as El NiÃ±o is frequently followed by a period of normal conditions in the equatorial Pacific Ocean. Sometimes, but not always, El NiÃ±o conditions give way to the other extreme of the El NiÃ±o-Southern Oscillation (ENSO) cycle. This cold counterpart to El NiÃ±o is known as La NiÃ±a, Spanish for the girl child..