Each tonsil consists of a network of crypts (pits) that store cells used to fight infection. The tonsils contain B cells, a type of white blood cell that fights infections. They also produce antibodies against polio, streptococcal pneumonia, influenza, and numerous other infections.
Global Warming: What's Up With The Weather? is a DVD presentation of the television special by NOVA and Frontline dealing with questions raised about modern climate change.
Climate consists of patterns of change in  a longer period of time. Weather is a local event caused by temporary changes in clouds, wind, etc. Climate is a regional and usually long lasting event.    Weather and climate are different by weather is the condition of  the atmosphere at a specific time and place. Climate is the average  weather conditions in an area.