(Deforestation)
ʡ ʡ . ( ) . . (Rain Forests) ( ) .

(Infrared Radiation)

. . .

(Ultraviolet Radiation UV)

. (A, B, C) . (UVC) (UVB) (UVA) . (UVA) ֡ . ( ). (UVC) .

(Dioxins)

. ȡ ( PVC) . .

(Over Grazing)

() . ѡ ).


(Aerosols)
. ɡ ɡ . ݡ ( CFCs

(Drought)
ɡ . . ɡ . . .