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˙ūD e f i n i t i o n O f G l o b a l W a r m i n g T h e T r u e M e a n i n g
from: A n c i e n t H i p p yT h e d e f i n i t i o n o f g l o b a l w a r m i n g c a n b e d e s c r i b e d a s a n i n c r e a s e i n t h e a i r t e m p e r a t u r e n e a r t h e s u r f a c e o f t h e e a r t h a n d a n i n c r e a s e i n t h e w a t e r t e m p e r a t u r e o f t h e o c e a n s . T h i s i n c r e a s e o f t e m p e r a t u r e h a s b e e n s t e a d i l y o n t h e r i s e a n d s t u d i e s s h o w t h a t t h e r e i s n o t a n e n d i n s i g h t .
G l o b a l w a r m i n g i s o f t e n r e f e r r e d t o a s t h e g r e e n h o u s e e f f e c t . I t i s b e l i e v e d t h a t g r e e n h o u s e g a s s e s a r e r e s p o n s i b l e f o r t h e w a r m i n g t r e n d t h e e a r t h i s c u r r e n t l y e x p e r i e n c i n g . M u c h o f t h i s g r e e n h o u s e g a s i s a t t r i b u t e d t o a n i n c r e a s e i n c o m m e r c i a l i n d u s t r y w h i c h r e l e a s e s p o l l u t a n t s i n t o t h e a i r . T h e r e a r e m a n y s c i e n t i s t s w h o a g r e e w i t h t h i s d e f i n i t i o n o f g l o b a l w a r m i n g .
W i t h i n t h i s s c o p e o f t h e g l o b a l w a r m i n g d e f i n i t i o n y o u w i l l f i n d t h e r e a r e c h a n g e s i n t h e w e a t h e r p a t t e r n s a n d t h e l e v e l s o f p r e c i p i t a t i o n . T h e l e v e l s o f p r e c i p i t a t i o n h a v e a d i r e c t i m p a c t o n a g r i c u l t u r e a n d t h e e x p e c t e d a g r i c u l t u r a l y i e l d . T h e r e a r e m o r e o c c u r r e n c e s o f e x t r e m e w e a t h e r c o n d i t i o n s s u c h a s t o r n a d o s a n d t s u n a m i s . T h e r e h a s a l s o b e e n a r i s e i n h u r r i c a n e s a n d t h e s e h u r r i c a n e s h a v e i n c r e a s e d i n t h e i r i n t e n s i t y . T h e e f f e c t s o f g l o b a l w a r m i n g a r e s l o w l y b e g i n n i n g t o e m e r g e o n a w o r l d w i d e b a s i s .
D e f i n i t i o n O f G l o b a l W a r m i n g A n d E x p e c t e d E f f e c t s
T h e r e a r e c u r r e n t l y m a n y e v e n t s t h a t a r e b e i n g b l a m e d o n g l o b a l w a r m i n g . M a n y a r e a s a c r o s s t h e w o r l d a r e e x p e r i e n c i n g w a r m e r t e m p e r a t u r e s a n d f o r a l o n g e r p e r i o d o f t i m e . A r e a s w h e r e s p r i n g w a s u s u a l l y a m i l d w a r m i n g t r e n d w h i c h l e d i n t o s u m m e r n o w a r e e x p e r i e n c i n g m u c h h i g h e r t e m p e r a t u r e s d u r i n g t h e s p r i n g m o n t h s . T h e s a m e h o l d s t r u e f o r t h e f a l l ; t e m p e r a t u r e s a r e s t a y i n g h o t t e r d u r i n g t h e l a t e r m o n t h s o f t h e y e a r . T h e s e w e a t h e r e x t r e m e s w i l l a f f e c t b o t h h u m a n a n d a n i m a l l i f e a s w e l l a s t h e e n v i r o n m e n t a r o u n d u s . D e c r e a s e s i n r a i n f a l l h a v e a d i r e c t i m p a c t o f v e g e t a t i o n w h i c h i s a f o o d s o u r c e f o r b o t h h u m a n s a n d a n i m a l s .
W h e n y o u e x p e r i e n c e a d e c r e a s e i n r a i n f a l l y o u a l s o e x p e r i e n c e a d e c r e a s e i n t h e q u a l i t y o f a v a i l a b l e d r i n k i n g w a t e r . S i n c e m a n k i n d i s d e p e n d e n t o n w a t e r , t h i s w i l l o f t e n l e a d t o t h e s p r e a d i n g o f d i s e a s e s . D i s e a s e s a n d g e r m s u s u a l l y t h r i v e m u c h b e t t e r i n a w a r m e r c l i m a t e a s d o i n s e c t s . Y o u w i l l n o t i c e a n i n c r e a s e i n t h e i n s e c t p o p u l a t i o n i f y o u h a v e h a d a m i l d w i n t e r .
T h e d e f i n i t i o n o f g l o b a l w a r m i n g c a n a l s o r e f e r t o t h e d e p l e t i o n o f t h e o z o n e l a y e r w h i c h p r e v e n t s m a n y o f t h e h a r m f u l r a y s f r o m t h e s u n . M a n y s c i e n t i s t s b e l i e v e t h e o z o n e l a y e r i s b e i n g d a m a g e d a s a r e s u l t o f t h e m a n y g a s s e s a n d p o l l u t a n t s w e a r e p u t t i n g i n t h e a i r . N o t e v e r y b o d y c a n a g r e e t o t h e c a u s e s b u t e v e r y b o d y c a n a g r e e t h a t w e a r e e x p e r i e n c i n g e n v i r o n m e n t a l c h a n g e s i n o u r w o r l d a r o u n d u s .
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